LabID-base/OpenAlex-Afillation huggingface dataset:
A Contemporary Review of the Operations Management in Handling Major Oil Spills from Ships and Tankers in the Straits of Malacca, Malaysia
Year: 2025
Type: article
Topic: Oil Spill Detection and Mitigation
Authors and affiliations:
raw_author_name: Che Azlan Taib
raw_affiliation_strings: <p>School of Technology Management and Logistics, College of Business,&nbsp;Universiti Utara Malaysia, Sintok&nbsp;06010, Malaysia</p>
Universiti Utara Malaysia, Sintok&nbsp
School of Technology Management and Logistics, College of Business,&nbsp
raw_author_name: Md. Badron Ismail
raw_affiliation_strings: <p>School of Technology Management and Logistics, College of Business,&nbsp;Universiti Utara Malaysia, Sintok&nbsp;06010, Malaysia</p>
06010, Malaysia
Universiti Utara Malaysia, Sintok&nbsp
Surgical Management of a Malunited Vertically Displaced Sacral Fracture: A Case Report
Year: 2025
Type: article
Language: en
Topic: Pelvic and Acetabular Injuries
Authors and affiliations:
raw_author_name: Hady Ezzeddine
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
1Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
raw_author_name: Ziad Noun
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, Clemenceau Medical Center, Beirut, Lebanon
Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
1Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
raw_author_name: Fatima Al Zaher
raw_affiliation_strings: Occupation Health and Safety Coordinator, Hammoud Hospital University Medical Center, Sidon, Lebanon
3Occupation Health and Safety Coordinator, Hammoud Hospital University Medical Center, Sidon, Lebanon
raw_author_name: Ibrahim Badra
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, Clemenceau Medical Center, Beirut, Lebanon
2Department of Orthopedic Surgery and Traumatology, Clemenceau Medical Center, Beirut, Lebanon
raw_author_name: Wendy Ghanem
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
1Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
raw_author_name: Ramzi Moucharafieh
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, Clemenceau Medical Center, Beirut, Lebanon
Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
1Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
raw_author_name: Mohammad Badra
raw_affiliation_strings: Department of Orthopedic Surgery and Traumatology, Clemenceau Medical Center, Beirut, Lebanon
Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon mbadra13@gmail.com
1Department of Orthopedic Surgery and Traumatology, University of Balamand, Balamand, Lebanon
Etika Pelayanan Publik Untuk Mewujudkan Good Governance di Polres Pelabuhan Tanjung Perak Kota Surabaya
Year: 2025
Type: article
Topic: Public Administration in Developing Nations
Authors and affiliations:
raw_author_name: Ibra Yuniar
raw_affiliation_strings: a:1:{s:5:"en_US"
s:32:"Universitas Bhayangkara Surabaya"
raw_author_name: Tri Prasetijowati
raw_affiliation_strings: Universitas Bhayangkara Surabaya
raw_author_name: Bagus Ananda Kurniawan
raw_affiliation_strings: Universitas Bhayangkara Surabaya
Near-threshold aeolian sand transport: Effects of boundary layer flow conditions
Year: 2025
Type: article
Topic: Aeolian processes and effects
Authors and affiliations:
raw_author_name: Ting Jin
raw_affiliation_strings: School of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming, 650000, China
raw_author_name: Lifeng Zhou
raw_affiliation_strings: Yunnan Key Laboratory of Efficient Utilization and Intelligent Control of Agricultural Water Resources, Kunming University of Science and Technology, Kunming, 650000, China
Parsimonious modeling of periodic time series using Fourier and wavelet techniques
Year: 2025
Type: article
Language: en
Topic: Financial Risk and Volatility Modeling
Authors and affiliations:
raw_author_name: Rhea Davis
raw_affiliation_strings: Department of Statistics, Cochin University of Science and Technology, Kochi, Kerala, India
raw_author_name: N. Balakrishna
raw_affiliation_strings: Department of Mathematics and Statistics, Indian Institute of Technology, Tirupati, Andhra Pradesh, India
MEDIATING ROLE OF TRUST IN TAM AND DIRECT UTAUT EFFECTS ON DIGITAL PAYMENT INTENTION
Year: 2025
Type: article
Topic: Technology Adoption and User Behaviour
Authors and affiliations:
raw_author_name: Johny Budiman
raw_affiliation_strings: Universitas Internasional Batam
raw_author_name: Verni
raw_affiliation_strings: Universitas Internasional Batam
raw_author_name: Erilia Kesumahati
raw_affiliation_strings: Universitas Internasional Batam
Prenatal Diagnosis of a Large Oropharyngeal Teratoma and Airway Management with EXIT: A Case Report
Year: 2025
Type: article
Language: en
Topic: Teratomas and Epidermoid Cysts
Authors and affiliations:
raw_author_name: Malik Afifoğlu
raw_affiliation_strings: University of Health Sciences Türkiye, Bursa City Hospital, Clinic of Otorhinolaryngology, Bursa, Türkiye
raw_author_name: Ahmet Talha Demir
raw_affiliation_strings: Necmettin Erbakan University Faculty of Medicine, Department of Otorhinolaryngology, Konya, Türkiye
raw_author_name: Fakih Cihat Eravcı
raw_affiliation_strings: Necmettin Erbakan University Faculty of Medicine, Department of Otorhinolaryngology, Konya, Türkiye
Do Major Customers Affect Firms' Environmental, Social and Governance Activities?
Year: 2025
Type: article
Language: en
Topic: Sustainable Supply Chain Management
Authors and affiliations:
raw_author_name: Feng Dong
raw_affiliation_strings: Martha &amp; Spencer Love School of Business Elon University Elon North Carolina USA
Martha & Spencer Love School of Business, Elon University, Elon, North Carolina, USA
raw_author_name: John A. Doukas
raw_affiliation_strings: Judge Business School University of Cambridge Cambridge UK
Strome College of Business Old Dominion University Norfolk Virginia USA
Strome College of Business, Old Dominion University, Norfolk, Virginia, USA
Judge Business School, University of Cambridge, Cambridge, UK
raw_author_name: Stephanie Walton
raw_affiliation_strings: E. J. Ourso College of Business Louisiana State University Baton Rouge Louisiana USA
E. J. Ourso College of Business, Louisiana State University, Baton Rouge, Louisiana, USA
raw_author_name: Rongyao Gloria Zhang
raw_affiliation_strings: Williamson College of Business Administration Youngstown State University Youngstown Ohio USA
Williamson College of Business Administration, Youngstown State University, Youngstown, Ohio, USA
raw_author_name: Yiyang Zhang
raw_affiliation_strings: Williamson College of Business Administration Youngstown State University Youngstown Ohio USA
Williamson College of Business Administration, Youngstown State University, Youngstown, Ohio, USA
Paramedic powers in mental health crises: A comparative legal analysis
Year: 2025
Type: article
Language: en
Topic: Psychiatric care and mental health services
Authors and affiliations:
raw_author_name: Dylan A Mordaunt
raw_affiliation_strings: Faculty of Education, Health and Psychological Sciences, Victoria University of Wellington, Wellington, New Zealand
Wellington Free Ambulance, Wellington, New Zealand
raw_author_name: David O’Byrne
raw_affiliation_strings: Wellington Free Ambulance, Wellington, New Zealand
raw_author_name: Nicole Jones
raw_affiliation_strings: Hato Hone St John, Auckland, New Zealand
The Role of Job Satisfaction in the Relationship Between Transactional Leadership, Career Development, Work-Life Balance, and Turnover Intention at PT. Arina Multikarya Makassar
Year: 2025
Type: article
Topic: Employee Performance and Management
Authors and affiliations:
raw_author_name: Marvin Imanuel Lotulung
raw_affiliation_strings: Magister Manajemen, University of Pembangunan Nasional Veteran East Java, Indonesia
raw_author_name: Yuniningsih Yuniningsih
raw_affiliation_strings: Magister Manajemen, University of Pembangunan Nasional Veteran East Java, Indonesia
raw_author_name: Ika Korika Swasti
raw_affiliation_strings: Magister Manajemen, University of Pembangunan Nasional Veteran East Java, Indonesia
Modelling Complex Marine Survey Data Using the Darwin Core Data Package: The BROKE-West Fish Dataset
Year: 2025
Type: article
Language: en
Topic: Marine and fisheries research
Authors and affiliations:
raw_author_name: Yi-Ming Gan
raw_affiliation_strings: Royal Belgian Institute of Natural Sciences, Brussels, Belgium
raw_author_name: John Wieczorek
raw_affiliation_strings: Rauthiflor LLC, Bariloche, Argentina
raw_author_name: Anton Van de Putte
raw_affiliation_strings: Royal Belgian Institute of Natural Sciences, Brussels, Belgium
Université Libre de Bruxelles, Brussels, Belgium
raw_author_name: Cecilie Svenningsen
raw_affiliation_strings: Global Biodiversity Information Facility, Copenhagen, Denmark
raw_author_name: Pablo Deschepper
raw_affiliation_strings: Royal Belgian Institute of Natural Sciences, Brussels, Belgium
raw_author_name: Charlie Plasman
raw_affiliation_strings: Royal Belgian Institute of Natural Sciences, Brussels, Belgium
raw_author_name: Tim Robertson
raw_affiliation_strings: Global Biodiversity Information Facility, Copenhagen, Denmark
Peripheral artery disease and local drug delivery: a review of disease pathology and drug delivery systems for therapy below the knee
Year: 2025
Type: article
Language: en
Topic: Peripheral Artery Disease Management
Authors and affiliations:
raw_author_name: Nicole M. Akers
raw_affiliation_strings: Department of Comparative Biomedical Sciences, Louisiana State University School of Veterinary Medicine, Baton Rouge, LA, United States
Department of Comparative Biomedical Sciences, Louisiana State University School of Veterinary Medicine, United States
raw_author_name: Tammy R. Dugas
raw_affiliation_strings: Department of Comparative Biomedical Sciences, Louisiana State University School of Veterinary Medicine, Baton Rouge, LA, United States
Department of Comparative Biomedical Sciences, Louisiana State University School of Veterinary Medicine, United States
PENGARUH PROGRAM PEMUTIHAN PAJAK, TINGKAT PENDAPATAN DAN PENERAPAN SISTEM E-SAMSAT TERHADAP KEPATUHAN WAJIB PAJAK KENDARAAN BERMOTOR (STUDI PADA WAJIB PAJAK KENDARAAN BERMOTOR SAMSAT KOTA BANDAR LAMPUNG)
Year: 2025
Type: article
Topic: Taxation and Compliance Studies
Authors and affiliations:
raw_author_name: Riski Rudianto
raw_affiliation_strings: Universitas Islam Negeri Raden Intan Lampung
raw_author_name: Dimas Pratomo Pratomo
raw_affiliation_strings: Universitas Islam Negeri Raden Intan Lampung
raw_author_name: Suhendar
raw_affiliation_strings: Universitas Islam Negeri Raden Intan Lampung
Augmented Reality of Anatomical Structures of the Maxillomandibular Complex for Learning Dental Radiographic Techniques
Year: 2025
Type: article
Language: en
Topic: Augmented Reality Applications
Authors and affiliations:
raw_author_name: Maitê Michel Piazza Willig
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
raw_author_name: Mariana Boessio Vizzotto
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
raw_author_name: Henrique Timm Vieira
raw_affiliation_strings: Federal University of Pelotas  Rio Grande do Sul Brazil
Federal University of Pelotas, Rio Grande do Sul, Brazil
raw_author_name: Priscila Fernanda da Silveira Tiecher
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
raw_author_name: Thiago de Oliveira Gamba
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
raw_author_name: Nádia Assein Arús
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
raw_author_name: Luis Ernesto Arriola‐Guillén
raw_affiliation_strings: Division of Orthodontics School of Dentistry Universidad Científica del Sur  Lima Peru
raw_author_name: Heraldo Luís Dias da Silveira
raw_affiliation_strings: Surgery and Orthopedics Department Federal University of Rio Grande do Sul  Porto Alegre Brazil
Surgery and Orthopedics Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
Efficient Hyperreduction for Large‐Scale Problems: Exploiting Reducible Constraint Manifolds in Empirical Quadrature Procedure
Year: 2025
Type: article
Language: en
Topic: Model Reduction and Neural Networks
Authors and affiliations:
raw_author_name: Adrian Humphry
raw_affiliation_strings: Institute for Aerospace Studies University of Toronto  Toronto Ontario Canada
Institute for Aerospace Studies, University of Toronto, Toronto, Ontario, Canada
raw_author_name: Masayuki Yano
raw_affiliation_strings: Institute for Aerospace Studies University of Toronto  Toronto Ontario Canada
Institute for Aerospace Studies, University of Toronto, Toronto, Ontario, Canada
Resolving latent safety threats identified through in situ simulation: a multicentre mixed-methods study
Year: 2025
Type: article
Language: en
Topic: Patient Safety and Medication Errors
Authors and affiliations:
raw_author_name: Jennifer Weller
raw_affiliation_strings: Centre for Medical and Health Sciences Education, School of Medicine, University of Auckland, Auckland, New Zealand. j.weller@auckland.ac.nz
Department of Anaesthesia and Perioperative Medicine, Auckland City Hospital, Auckland, New Zealand. j.weller@auckland.ac.nz
Centre for Medical and Health Sciences Education, School of Medicine, University of Auckland, Auckland, New Zealand
Department of Anaesthesia and Perioperative Medicine, Auckland City Hospital, Auckland, New Zealand
raw_author_name: Kate Fahey-Williams
raw_affiliation_strings: Centre for Medical and Health Sciences Education, School of Medicine, University of Auckland, Auckland, New Zealand
raw_author_name: Kaylene Henderson
raw_affiliation_strings: Centre for Medical and Health Sciences Education, School of Medicine, University of Auckland, Auckland, New Zealand
Department of Anaesthesia and Perioperative Medicine, Auckland City Hospital, Auckland, New Zealand
raw_author_name: Jane Torrie
raw_affiliation_strings: Department of Anaesthesia and Perioperative Medicine, Auckland City Hospital, Auckland, New Zealand
Department of Anesthesiology, School of Medicine, University of Auckland, Auckland, New Zealand
raw_author_name: James Hamill
raw_affiliation_strings: Department of Surgery, School of Medicine, University of Auckland, Auckland, New Zealand
Department of Surgery, Starship Hospital, Auckland, New Zealand
raw_author_name: James Moore
raw_affiliation_strings: Intensive Care Unit, Wellington Hospital, Wellington, New Zealand
raw_author_name: Carlos Campos
raw_affiliation_strings: Centre for Medical and Health Sciences Education, School of Medicine, University of Auckland, Auckland, New Zealand
raw_author_name: Andrew MacCormick
raw_affiliation_strings: Department of Surgery, Middlemore Hospital, Auckland, New Zealand
Medical Program Directorate, School of Medicine, University of Auckland, Auckland, New Zealand
Impact of air pollution and asthma on school attendance and educational attainment: a scoping review
Year: 2025
Type: article
Language: en
Topic: Air Quality and Health Impacts
Authors and affiliations:
raw_author_name: Cedric Burden
raw_affiliation_strings: Population Data Science, Swansea University Medical School, Swansea, Wales, UK
raw_author_name: Zakariah Gassasse
raw_affiliation_strings: School of Public Health, Imperial College London, London, England, UK
raw_author_name: Mohammed Alsallakh
raw_affiliation_strings: Population Data Science, Swansea University Medical School, Swansea, Wales, UK
raw_author_name: Jennifer K Quint
raw_affiliation_strings: School of Public Health, Imperial College London, London, England, UK
raw_author_name: Richard Fry
raw_affiliation_strings: Population Data Science, Swansea University Medical School, Swansea, Wales, UK
raw_author_name: Gwyneth Davies
raw_affiliation_strings: Population Data Science, Swansea University Medical School, Swansea, Wales, UK
Continuously Selective Oxidation of Hydrogen Sulfide over Carbon-Nitrogen Catalysts for Sustainable Environment—A Review
Year: 2025
Type: article
Language: en
Topic: Industrial Gas Emission Control
Authors and affiliations:
raw_author_name: Hanfeng Ye
raw_affiliation_strings: College of Chemistry and Chemical Engineering, Taiyuan University of Technology, Taiyuan 030024, China
raw_author_name: Fei Zhao
raw_affiliation_strings: School of Chemical Engineering and Technology, Taiyuan University of Science and Technology, Taiyuan 030024, China
raw_author_name: Shihuan Lyu
raw_affiliation_strings: School of Chemical and Environmental Engineering, Hunan Institute of Technology, Hengyang 421000, China
raw_author_name: Zhiqi Wen
raw_affiliation_strings: State Key Laboratory of Chemistry for NBC Hazards Protection, College of Chemistry, Fuzhou University, Fuzhou 350116, China
State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University, Fuzhou 350116, China
raw_author_name: Dapeng Wu
raw_affiliation_strings: School of Environment, Key Laboratory for Yellow River and Huai River Water Environment and Pollution Control, Ministry of Education, Henan Normal University, Xinxiang 453007, China
raw_author_name: Can Yang
raw_affiliation_strings: State Key Laboratory of Chemistry for NBC Hazards Protection, College of Chemistry, Fuzhou University, Fuzhou 350116, China
State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University, Fuzhou 350116, China
The impact of catastrophic forest blowdown on large wood loads in headwater streams
Year: 2025
Type: article
Language: en
Topic: Hydrology and Sediment Transport Processes
Authors and affiliations:
raw_author_name: Julianne Scamardo
raw_affiliation_strings: Department of Geosciences Colorado State University  Fort Collins CO USA
Department of Watershed Science Utah State University  Logan UT USA
Department of Watershed Science, Utah State University, Logan, UT, USA
Department of Geosciences, Colorado State University, Fort Collins, CO, USA
raw_author_name: Ian Rutherfurd
raw_affiliation_strings: Alluvium Consulting  East Melbourne VIC Australia
School of Geography, Earth and Atmospheric Sciences University of Melbourne  Melbourne VIC Australia
School of Geography, Earth and Atmospheric Sciences, University of Melbourne, Melbourne, VIC, Australia
Alluvium Consulting, East Melbourne, VIC, Australia
Monitoring Lysosomal Viscosity in Hyperglycemia in Association with Ca <sup>2+</sup> Homeostasis and Alzheimer’s Disease Using a Fluorescent Zn–Metal Complex
Year: 2025
Type: article
Language: en
Topic: Molecular Sensors and Ion Detection
Authors and affiliations:
raw_author_name: Abdul Salam
raw_affiliation_strings: Indian Institute of Technology (IIT) Mandi
School of Chemical Sciences
School of Chemical Sciences, Indian Institute of Technology (IIT) Mandi, Mandi 175005, H.P., India
raw_author_name: Bodhidipra Mukherjee
raw_affiliation_strings: Indian Institute of Technology (IIT) Mandi
School of Chemical Sciences
raw_author_name: Goraksha T. Sapkal
raw_affiliation_strings: Indian Institute of Technology (IIT) Mandi
School of Chemical Sciences
School of Chemical Sciences, Indian Institute of Technology (IIT) Mandi, Mandi 175005, H.P., India
raw_author_name: Chayan Kanti Nandi
raw_affiliation_strings: Indian Institute of Technology (IIT) Mandi
School of Chemical Sciences
Language Barriers in the Federal Republic of Somalia's Healthcare: Addressing Inclusivity for Minority Dialects
Year: 2025
Type: article
Language: en
Topic: Interpreting and Communication in Healthcare
Authors and affiliations:
raw_author_name: Najib Isse Dirie
raw_affiliation_strings: Department of Urology, Dr. Sumait Hospital, Faculty of Medicine and Health Sciences SIMAD University Mogadishu The Federal Republic of Somalia
Department of Urology, Dr. Sumait Hospital, Faculty of Medicine and Health Sciences, SIMAD University, Mogadishu, The Federal Republic of Somalia
raw_author_name: Mohamed Mustaf Ahmed
raw_affiliation_strings: SIMAD Institute for Global Health, Faculty of Medicine and Health Sciences SIMAD University Mogadishu The Federal Republic of Somalia
SIMAD Institute for Global Health, Faculty of Medicine and Health Sciences, SIMAD University, Mogadishu, The Federal Republic of Somalia
Carbonation of Reinforced Concrete Sections Containing Various Supplementary Cementitious Materials: A Review
Year: 2025
Type: article
Topic: Concrete Corrosion and Durability
Authors and affiliations:
raw_author_name: Mostafa Hassan
raw_affiliation_strings: <p>Construction and Building Engineering Department, Arab Academy for Science, Technology, and Maritime Transport (AASTMT),&nbsp;Alexandria&nbsp;1029,&nbsp;Egypt</p>
Construction and Building Engineering Department, Arab Academy for Science, Technology, and Maritime Transport (AASTMT),&nbsp
Egypt
“Valuation Bases and Techniques for Natural Resources in Indonesia’s CGFS: A Literature Review and Practical Illustration in Indonesia”
Year: 2025
Type: article
Topic: Sustainable Development and Environmental Policy
Authors and affiliations:
raw_author_name: Prayudi Nugroho
raw_affiliation_strings: Polytechnic of State Finance STAN
raw_author_name: Ria Dewi Ambarwati
raw_affiliation_strings: Polytechnic of State Finance STAN
raw_author_name: Nur Aisyah Kustiani
raw_affiliation_strings: Polytechnic of State Finance STAN
Navigating Organizational Change In Streaming Platforms: A Systematic Literature Review
Year: 2025
Type: article
Topic: Service and Product Innovation
Authors and affiliations:
raw_author_name: Arief Rachmansyah
raw_affiliation_strings: Universitas Indonesia Membangun
raw_author_name: Malika El Khaldi
raw_affiliation_strings: Institut Teknologi Bandung
An Innovative Digital Teaching Method in Implantology
Year: 2025
Type: article
Language: en
Topic: Dental Research and COVID-19
Authors and affiliations:
raw_author_name: María Gracia Ortega‐Moncayo
raw_affiliation_strings: Department of Prosthodontics School of Dentistry University of São Paulo  São Paulo Brazil
raw_author_name: Emily Vivianne Freitas da Silva
raw_affiliation_strings: Department of Prosthodontics School of Dentistry University of São Paulo  São Paulo Brazil
raw_author_name: Regina Tamaki
raw_affiliation_strings: Department of Prosthodontics School of Dentistry University of São Paulo  São Paulo Brazil
raw_author_name: Newton Sesma
raw_affiliation_strings: Department of Prosthodontics School of Dentistry University of São Paulo  São Paulo Brazil