Observations of the global epidemiology of COVID-19 from the prepandemic period using web-based surveillance: a cross-sectional analysis

由 Dawood, Fatimah S, Ricks, Philip, Njie, Gibril J, Daugherty, Michael, Davis, William, Fuller, James A, Winstead, Alison, McCarron, Margaret, Scott, Lia C, Chen, Diana, Blain, Amy E, Moolenaar, Ron, Li, Chaoyang, Popoola, Adebola, Jones, Cynthia, Anantharam, Puneet, Olson, Natalie, Marston, Barbara J, Bennett, Sarah D
發表在 Lancet Infect Dis (2020)