LabID-base/OpenAlex-Afillation huggingface dataset:
Big bones mean big muscles: an MRI-based dataset of muscle-bone-body size relationships across 70 human muscles of the upper limb, trunk, and lower limb
Year: 2025
Type: article
Language: en
Topic: Nutrition and Health in Aging
Authors and affiliations:
raw_author_name: Lara Riem
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Megan Pinette
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Olivia DuCharme
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Valeria Pabon
raw_affiliation_strings: Springbok Analytics
University of Virginia
Springbok Analytics, Charlottesville, VA, USA
University of Virginia, Charlottesville, VA
raw_author_name: Jacob Morris
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Ashley Coggins
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Liza Harold
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Kathryn Eve Costanzo
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Matthew Cousins
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Raina Hein
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Matt Rhodes
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Eline Lievens
raw_affiliation_strings: Ghent University
Ghent University, Ghent, Belgium
raw_author_name: Rajvi Shah
raw_affiliation_strings: University of Texas at Arlington
University of Texas at Arlington, Arlington, TX
raw_author_name: Xue Feng
raw_affiliation_strings: Springbok Analytics
University of Virginia
Springbok Analytics, Charlottesville, VA, USA
University of Virginia, Charlottesville, VA
raw_author_name: Savannah Benusa
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Tim Breeding
raw_affiliation_strings: Springbok Analytics
Springbok Analytics, Charlottesville, VA, USA
raw_author_name: Michael D. Nelson
raw_affiliation_strings: University of Texas at Arlington
University of Texas at Arlington, Arlington, TX
raw_author_name: Wim Derave
raw_affiliation_strings: Ghent University
Ghent University, Ghent, Belgium
raw_author_name: Silvia S. Blemker
raw_affiliation_strings: Springbok Analytics
University of Virginia
University of Virginia, Charlottesville, VA
Springbok Analytics, Charlottesville, VA, USA
Medical Imaging Contrast Media Use
Year: 2025
Type: article
Language: en
Topic: Digital Radiography and Breast Imaging
Authors and affiliations:
raw_author_name: Florence X. Doo
raw_affiliation_strings: University of Maryland Institute for Health Computing, North Bethesda
University of Maryland Medical Intelligent Imaging Center, Department of Diagnostic Radiology and Nuclear Medicine, University of Maryland School of Medicine, Baltimore
raw_author_name: Regent Lee
raw_affiliation_strings: Nuffield Department of Surgical Sciences, University of Oxford, Oxford, United Kingdom
raw_author_name: Andrea Rockall
raw_affiliation_strings: Department of Radiology, Imperial College Healthcare NHS Trust, London, United Kingdom
Department of Surgery and Cancer, Faculty of Medicine, Imperial College London, United Kingdom
raw_author_name: Elizabeth Y. Rula
raw_affiliation_strings: Harvey L. Neiman Health Policy Institute, Reston, Virginia
raw_author_name: Linda Moy
raw_affiliation_strings: Department of Radiology, New York University Langone Medical Center, New York City
Economic sustainability of urban power distribution asset management: A framework for stability planning in metropolitan grids
Year: 2025
Type: article
Language: en
Topic: Optimal Power Flow Distribution
Authors and affiliations:
raw_author_name: Amirhossein Yousefi Joobeni
raw_affiliation_strings: School of New Technologies, Iran University of Science & Technology
raw_author_name: Mahdi Naghavi
raw_affiliation_strings: School of New Technologies, Iran University of Science & Technology
raw_author_name: Reza Dashti
raw_affiliation_strings: School of New Technologies, Iran University of Science & Technology
C6‑HSL enhances BPA tolerance in Pseudomonas asiatica: an integrative Raman‑DIP and transcriptomic study
Year: 2025
Type: article
Language: en
Topic: Effects and risks of endocrine disrupting chemicals
Authors and affiliations:
raw_author_name: Kejian Tian
raw_affiliation_strings: Ministry of Education, Engineering Research Center of Low-Carbon Treatment and Green Development of Polluted Water in Northeast China, Changchun, Jilin Province, China
School of Environment, Northeast Normal University, Changchun, Jilin Province, 130117, China
raw_author_name: Fenglin Zhang
raw_affiliation_strings: School of Environment, Northeast Normal University, Changchun, Jilin Province, 130117, China
raw_author_name: Yibing Wang
raw_affiliation_strings: School of Environment, Northeast Normal University, Changchun, Jilin Province, 130117, China
raw_author_name: Jinming Gu
raw_affiliation_strings: School of Environment, Northeast Normal University, Changchun, Jilin Province, 130117, China
raw_author_name: Dandan Zhou
raw_affiliation_strings: Engineering Lab for Water Pollution Control and Resources Recovery of Jilin Province, Changchun, Jilin Province, China
Ministry of Education, Engineering Research Center of Low-Carbon Treatment and Green Development of Polluted Water in Northeast China, Changchun, Jilin Province, China
raw_author_name: Fanxing Meng
raw_affiliation_strings: Jilin Province Water Resources and Hydropower Consultative Company of PR China, Changchun, Jilin Province, China
raw_author_name: Wenkang Mu
raw_affiliation_strings: Jilin Province Water Resources and Hydropower Consultative Company of PR China, Changchun, Jilin Province, China
raw_author_name: Pengfei Hao
raw_affiliation_strings: Jilin Provincial Geological Environment Monitoring Station, Changchun, 130061, China
raw_author_name: Hongliang Huo
raw_affiliation_strings: Engineering Lab for Water Pollution Control and Resources Recovery of Jilin Province, Changchun, Jilin Province, China
Ministry of Education, Engineering Research Center of Low-Carbon Treatment and Green Development of Polluted Water in Northeast China, Changchun, Jilin Province, China
raw_author_name: Fan Li
raw_affiliation_strings: School of Life Sciences, Northeast Normal University, Changchun, 130024, China
Obstetric-Related Emergency Medical Treatment and Labor Act Violations and No Health Exception Bans
Year: 2025
Type: article
Language: en
Topic: Reproductive Health and Contraception
Authors and affiliations:
raw_author_name: Liana R. Woskie
raw_affiliation_strings: Department of Community Health, Tufts University, Medford, Massachusetts
raw_author_name: Nora Brower
raw_affiliation_strings: Department of Community Health, Tufts University, Medford, Massachusetts
raw_author_name: Jonathan Shaffer
raw_affiliation_strings: Department of Sociology, University of Vermont
raw_author_name: Keren Ladin
raw_affiliation_strings: Department of Community Health, Tufts University, Medford, Massachusetts
Prognostic impact of the geriatric nutritional risk index on waitlist mortality in adult patients listed for lung transplantation from donation after brain death
Year: 2025
Type: article
Language: en
Topic: Transplantation: Methods and Outcomes
Authors and affiliations:
raw_author_name: Gouji Toyokawa
raw_affiliation_strings: Department of Surgery and Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Miho Yamaguchi
raw_affiliation_strings: Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Takafumi Yamaya
raw_affiliation_strings: Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Takaki Aakamine
raw_affiliation_strings: Department of Surgery and Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Mitsuaki Kawashima
raw_affiliation_strings: Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Chihiro Konoeda
raw_affiliation_strings: Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
raw_author_name: Mototsugu Shimokawa
raw_affiliation_strings: Department of Biostatistics, Graduate School of Medicine, Yamaguchi University, Yamaguchi, Japan
raw_author_name: Masaaki Sato
raw_affiliation_strings: Department of Thoracic Surgery, The University of Tokyo Hospital, Tokyo, Japan
High-power radiatively cooled thermoelectric generator for diurnal waste heat harvesting
Year: 2025
Type: article
Language: en
Topic: Thermal Radiation and Cooling Technologies
Authors and affiliations:
raw_author_name: Jifang Hei
raw_affiliation_strings: Centre for Omniscale Thermal Management and Comprehensive Energy Utilization (OTM-EU), School of Airspace Science and Engineering, Shandong University, Weihai, 264209, China
raw_author_name: Han Lin
raw_affiliation_strings: ARC Research Hub for Intelligent Energy Efficiency in Future Protected Cropping (E2Crop), RMIT University, Melbourne, Victoria, 3000, Australia
Center for Atomaterials and Nanomanufacturing (CAN), School of Science, RMIT University, Melbourne, Victoria, 3000, Australia
raw_author_name: Xianbo Nian
raw_affiliation_strings: Centre for Omniscale Thermal Management and Comprehensive Energy Utilization (OTM-EU), School of Airspace Science and Engineering, Shandong University, Weihai, 264209, China
School of Science, Computing and Engineering Technologies, Swinburne University of Technology, Hawthorn, Victoria, 3122, Australia
raw_author_name: Ke Li
raw_affiliation_strings: School of Science, Computing and Engineering Technologies, Swinburne University of Technology, Hawthorn, Victoria, 3122, Australia
raw_author_name: Wenhan Li
raw_affiliation_strings: Center for Atomaterials and Nanomanufacturing (CAN), School of Science, RMIT University, Melbourne, Victoria, 3000, Australia
raw_author_name: Jun Ma
raw_affiliation_strings: Centre for Omniscale Thermal Management and Comprehensive Energy Utilization (OTM-EU), School of Airspace Science and Engineering, Shandong University, Weihai, 264209, China
School of Science, Computing and Engineering Technologies, Swinburne University of Technology, Hawthorn, Victoria, 3122, Australia
raw_author_name: Zheng Li
raw_affiliation_strings: Centre for Omniscale Thermal Management and Comprehensive Energy Utilization (OTM-EU), School of Airspace Science and Engineering, Shandong University, Weihai, 264209, China
raw_author_name: Chunsheng Guo
raw_affiliation_strings: Centre for Omniscale Thermal Management and Comprehensive Energy Utilization (OTM-EU), School of Airspace Science and Engineering, Shandong University, Weihai, 264209, China
Shenzhen Research Institute of Shandong University, Shenzhen, 518057, China
raw_author_name: Keng-Te Lin
raw_affiliation_strings: Center for Atomaterials and Nanomanufacturing (CAN), School of Science, RMIT University, Melbourne, Victoria, 3000, Australia
raw_author_name: Baohua Jia
raw_affiliation_strings: ARC Research Hub for Intelligent Energy Efficiency in Future Protected Cropping (E2Crop), RMIT University, Melbourne, Victoria, 3000, Australia
Center for Atomaterials and Nanomanufacturing (CAN), School of Science, RMIT University, Melbourne, Victoria, 3000, Australia
Stood-up drop to determine receding contact angles
Year: 2025
Type: article
Language: en
Topic: Surface Modification and Superhydrophobicity
Authors and affiliations:
raw_author_name: Diego Díaz
raw_affiliation_strings: Dept. of Engineering Mechanics, KTH Royal Institute of Technology, 100 44 Stockholm, Sweden
raw_author_name: Aman Bhargava
raw_affiliation_strings: Physics of Fluids Department, Max Planck Center Twente for Complex Fluid Dynamics, Department of Science and Technology, University of Twente, P.O. Box 217, Enschede 7500 AE, Netherlands
raw_author_name: Franziska Walz
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Azadeh Sharifi
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Sajjad Summaly
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Rüdiger Berger
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Michael Kappl
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Hans-Jürgen Butt
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
raw_author_name: Detlef Lohse
raw_affiliation_strings: Max Planck Institute for Dynamics and Self-Organisation, Am Fassberg 17, 37077 Göttingen, Germany
Physics of Fluids Department, Max Planck Center Twente for Complex Fluid Dynamics, Department of Science and Technology, University of Twente, P.O. Box 217, Enschede 7500 AE, Netherlands
raw_author_name: Thomas Willers
raw_affiliation_strings: KRÜSS GmBH, Wissenschaftliche Laborgeräte, Borsteler Chaussee 85, 22453 Hamburg, Germany
raw_author_name: Vatsal Sanjay
raw_affiliation_strings: CoMPhy Lab, Science Laboratories, Department of Physics, Durham University, South Road, Durham DH1 3LE, UK
Physics of Fluids Department, Max Planck Center Twente for Complex Fluid Dynamics, Department of Science and Technology, University of Twente, P.O. Box 217, Enschede 7500 AE, Netherlands
raw_author_name: Doris Vollmer
raw_affiliation_strings: Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
The relationship between school climate and teacher motivation according to administrators’ perceptions
Year: 2025
Type: article
Topic: Teacher Professional Development and Motivation
Authors and affiliations:
raw_author_name: Ozhan Yarkadas
raw_affiliation_strings: Pamukkale University, Education Faculty, Denizli, Türkiye
raw_author_name: Zeynep Meral Tanriogen
raw_affiliation_strings: Pamukkale University, Education Faculty, Denizli, Türkiye
LED light treatment modulates metabolite accumulation and gene expression to enhance flavor and alter pigmentation in litchi fruits
Year: 2025
Type: article
Language: en
Topic: Plant Gene Expression Analysis
Authors and affiliations:
raw_author_name: Yan Li
raw_affiliation_strings: School of food and pharmaceutical engineering, Zhaoqing University, Zhaoqing, Guangdong 526061, China
raw_author_name: Qiong Yao
raw_affiliation_strings: Plant Protection Research Institute, Guangdong Academy of Agricultural Sciences, Key Laboratory of Green Prevention and Control on Fruits and Vegetables in South China Ministry of Agriculture and Rural Affairs, Guangdong Provincial Key Laboratory of High Technology for Plant Protection, Guangzhou, Guangdong 510640, China
raw_author_name: Chuan Huang
raw_affiliation_strings: Lingshan Research Institute of Agricultural Sciences, Lingshan, Guangxi 535400, China
raw_author_name: Jing Wen
raw_affiliation_strings: Sericultural & Argi-Food Research Institute, Guangdong Academy of Agricultural Sciences/Key Laboratory of Functional Foods, Ministry of Agriculture and Rural Affairs/Guangdong Key Laboratory of Agricultural Products Processing, Guangzhou, Guangdong 510610, China
raw_author_name: Siwei Wang
raw_affiliation_strings: Plant Protection Research Institute, Guangdong Academy of Agricultural Sciences, Key Laboratory of Green Prevention and Control on Fruits and Vegetables in South China Ministry of Agriculture and Rural Affairs, Guangdong Provincial Key Laboratory of High Technology for Plant Protection, Guangzhou, Guangdong 510640, China
Use of Intravascular Imaging to Guide Percutaneous Coronary Interventions: Experience from a Single, High-Volume Canadian Centre
Year: 2025
Type: article
Language: en
Topic: Coronary Interventions and Diagnostics
Authors and affiliations:
raw_author_name: Mehdi Madanchi
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Natalia Pinilla-Echeverri
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Shamir R. Mehta
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Jon-David Schwalm
raw_affiliation_strings: Centre for Evidence-Based ImplementationHamilton Health Sciences, Hamilton, ON
McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Nicholas Valettas
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
raw_author_name: James L. Velianou
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
raw_author_name: Micheal B. Tsang
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
raw_author_name: Madhu K. Natarajan
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Sanjit S. Jolly
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Tej Sheth
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Population Health Research Institute,
raw_author_name: Matthew Sibbald
raw_affiliation_strings: McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada
Protective effect of a novel metal-phenolic network composite against ultraviolet-induced skin damage by modulating MAPK/AP-1/NF-κB signaling pathways and attenuating oxidative stress in human keratinocytes
Year: 2025
Type: article
Language: en
Topic: Skin Protection and Aging
Authors and affiliations:
raw_author_name: Mi Hee Shin
raw_affiliation_strings: Department of Dermatology, Seoul National University College of Medicine, Laboratory of Cutaneous Aging and Hair Research, Biomedical Research Institute, Seoul National University Hospital, Institute of Human-Environment Interface Biology, Medical Research Center, Seoul National University, Seoul 03080, South Korea; Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul 03080, South Korea
raw_author_name: Youngji Kwon
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: Seunghee Lee
raw_affiliation_strings: Department of Dermatology, Seoul National University College of Medicine, Laboratory of Cutaneous Aging and Hair Research, Biomedical Research Institute, Seoul National University Hospital, Institute of Human-Environment Interface Biology, Medical Research Center, Seoul National University, Seoul 03080, South Korea; Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul 03080, South Korea
raw_author_name: Hye-been Kim
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: Hyeyoun Kim
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: Sugyeong Jeong
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: SeokKyun Yun
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: Chun Ho Park
raw_affiliation_strings: R&I Center, COSMAX BTI, Seongnam, Gyeonggi-do 13486, South Korea
raw_author_name: Ohsang Kwon
raw_affiliation_strings: Department of Dermatology, Seoul National University College of Medicine, Laboratory of Cutaneous Aging and Hair Research, Biomedical Research Institute, Seoul National University Hospital, Institute of Human-Environment Interface Biology, Medical Research Center, Seoul National University, Seoul 03080, South Korea; Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul 03080, South Korea. Electronic address: oskwon@snu.ac.kr
Targeted C3G delivery by engineered milk exosomes for effective therapy in microplastics-induced colitis
Year: 2025
Type: article
Language: en
Topic: Extracellular vesicles in disease
Authors and affiliations:
raw_author_name: Yuanjie Wu
raw_affiliation_strings: ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Wen Chen
raw_affiliation_strings: College of Biosystems Engineering and Food Science, Zhejiang University, Hangzhou, 310058, China
ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Xiang Ye
raw_affiliation_strings: College of Food and Bioengineering, Fujian Polytechnic Normal University, Longjiang Street, Fuqing, Fujian, 310300, China
ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Xingkai Hao
raw_affiliation_strings: College of Biosystems Engineering and Food Science, Zhejiang University, Hangzhou, 310058, China
ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Yuhao Wen
raw_affiliation_strings: ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Jian Wu
raw_affiliation_strings: College of Biosystems Engineering and Food Science, Zhejiang University, Hangzhou, 310058, China
ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
raw_author_name: Danyang Li
raw_affiliation_strings: Research Center, The Seventh Affiliated Hospital, Sun Yat-sen University, Shenzhen Key Laboratory of Chinese Medicine Active Substance Screening and Translational Research, China
raw_author_name: Lizhou Xu
raw_affiliation_strings: College of Biosystems Engineering and Food Science, Zhejiang University, Hangzhou, 310058, China
ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou, 311215, China
3D-printed PLGA/PLA scaffold with PEGylated gold nanorods and doxorubicin for dual-mode bone cancer therapy
Year: 2025
Type: article
Language: en
Topic: Nanoplatforms for cancer theranostics
Authors and affiliations:
raw_author_name: Mahsa Mohammadzadeh
raw_affiliation_strings: Department of Materials Engineering, Isfahan University of Technology, Isfahan, 84156-83111, Iran
raw_author_name: Sheyda Labbaf
raw_affiliation_strings: Department of Materials Engineering, Isfahan University of Technology, Isfahan, 84156-83111, Iran
raw_author_name: Ahmad Kermanpur
raw_affiliation_strings: Department of Materials Engineering, Isfahan University of Technology, Isfahan, 84156-83111, Iran
raw_author_name: Javad Esmaeili
raw_affiliation_strings: Department of Applied Science, UQAC, Quebec, Canada