Initial Public Health Response and Interim Clinical Guidance for the 2019 Novel Coronavirus Outbreak — United States, December 31, 2019–February 4, 2020
Authors: Anita Patel, Daniel B. Jernigan, Fatuma Abdirizak, Glen Abedi, Sharad Aggarwal, Denise Albina, Elizabeth Allen, Lauren Andersen, Jade Anderson, Megan Anderson, Tara Anderson, Kayla Anderson, Ana Cecilia Bardossy, Vaughn Barry, Karlyn Beer, Michael Bell, Sherri Berger, Joseph Bertulfo, Holly Biggs, Jennifer Bornemann, Josh Bornstein, Willie Bower, Joseph Bresee, Clive Brown, Alicia Budd, Jennifer Buigut, Stephen Burke, Rachel Burke, Erin Burns, Jay Butler, Russell Cantrell, Cristina Cardemil, Jordan Cates, Marty Cetron, Kevin Chatham-Stephens, Kevin Chatham-Stevens, Nora Chea, Bryan Christensen, Victoria Chu, Kevin Clarke, Angela Cleveland, Nicole Cohen, Max Cohen, Amanda Cohn, Jennifer Collins, Rebecca Dahl, Walter Daley, Vishal Dasari, Elizabeth Davlantes, Patrick Dawson, Lisa Delaney, Matthew Donahue, Chad Dowell, Jonathan Dyal, William Edens, Rachel Eidex, Lauren Epstein, Mary Evans, Ryan Fagan, Kevin Farris, Leora Feldstein, LeAnne Fox, Mark Frank, Brandi Freeman, Alicia Fry, James Fuller, Romeo Galang, Sue Gerber, Runa Gokhale, Sue Goldstein, Sue Gorman, William Gregg, William Greim, Steven Grube, Aron Hall, Amber Haynes, Sherrasa Hill, Jennifer Hornsby-Myers, Jennifer Hunter, Christopher Ionta, Cheryl Isenhour, Max Jacobs, Kara Jacobs Slifka, Daniel Jernigan, Michael Jhung, Jamie Jones-Wormley, Anita Kambhampati, Shifaq Kamili, Pamela Kennedy, Charlotte Kent, Marie Killerby, Lindsay Kim, Hannah Kirking, Lisa Koonin, Ram Koppaka, Christine Kosmos, David Kuhar, Wendi Kuhnert-Tallman, Stephanie Kujawski, Archana Kumar, Alexander Landon, Leslie Lee, Jessica Leung, Stephen Lindstrom, Ruth Link-Gelles, Joana Lively, Xiaoyan Lu, Brian Lynch, Lakshmi Malapati, Samantha Mandel, Brian Manns, Nina Marano, Mariel Marlow, Barbara Marston, Nancy McClung, Liz McClure, Emily McDonald, Oliva McGovern, Nancy Messonnier, Claire Midgley, Danielle Moulia, Janna Murray, Kate Noelte, Michelle Noonan-Smith, Kristen Nordlund, Emily Norton, Sara Oliver, Mark Pallansch, Umesh Parashar, Anita Patel, Manisha Patel, Kristen Pettrone, Taran Pierce, Harald Pietz, Satish Pillai, Lewis Radonovich, Sarah Reagan-Steiner, Amy Reel, Heather Reese, Brian Rha, Philip Ricks, Melissa Rolfes, Shahrokh Roohi, Lauren Roper, Lisa Rotz, Janell Routh, Senthil Kumar Sakthivel, Luisa Sarmiento, Jessica Schindelar, Eileen Schneider, Anne Schuchat, Sarah Scott, Varun Shetty, Caitlin Shockey, Jill Shugart, Mark Stenger, Matthew Stuckey, Brittany Sunshine, Tamara Sykes, Jonathan Trapp, Timothy Uyeki, Grace Vahey, Amy Valderrama, Julie Villanueva, Tunicia Walker, Megan Wallace, Lijuan Wang, John Watson, Angie Weber, Cindy Weinbaum, William Weldon, Caroline Westnedge, Brett Whitaker, Michael Whitaker, Alcia Williams, Holly Williams, Ian Willams, Karen Wong, Amy Xie, Anna Yousef
Journal: MMWR Morbidity and Mortality Weekly Report (2020)

On December 31, 2019, Chinese health officials reported a cluster of cases of acute respiratory illness in persons associated with the Hunan seafood and animal market in the city of Wuhan, Hubei Province, in central China. On January 7, 2020, Chinese health officials confirmed that a novel coronavirus (2019-nCoV) was associated with this initial cluster (1). As of February 4, 2020, a total of 20,471 confirmed cases, including 2,788 (13.6%) with severe illness,* and 425 deaths (2.1%) had been reported by the National Health Commission of China (2). Cases have also been reported in 26 locations outside of mainland China, including documentation of some person-to-person transmission and one death (2). As of February 4, 11 cases had been reported in the United States. On January 30, the World Health Organization (WHO) Director-General declared that the 2019-nCoV outbreak constitutes a Public Health Emergency of International Concern.