Risk Factors for SARS-CoV-2 Infection Among US Healthcare Personnel, May–December 2020 oleh Nora Chea, Cedric J. Brown, Taniece Eure, Rebecca Alkis Ramirez, Gregory Blazek, Austin R. Penna, Ruoran Li, Christopher A. Czaja, Helen Johnston, Devra Barter, Betsy Feighner Miller, Kathleen Angell, Kristen E. Marshall, Ashley Fell, Sara Lovett, Sarah Lim, Ruth Lynfield, Sarah Shrum Davis, Erin C. Phipps, Marla Sievers, Ghinwa Dumyati, Cathleen Concannon, Kathryn McCullough, Amy Woods, Sandhya Seshadri, Christopher Myers, Rebecca Pierce, Valerie L.S. Ocampo, Judith A. Guzman-Cottrill, Gabriela Escutia, Monika Samper, Nicola D. Thompson, Shelley S. Magill, Cheri T. Grigg