Park K, Lee J, Lee K, Jung J, Kim SH, Lee J, Chalita M, Yoon SH, Chun J, Hur KH, Sung H, Kim MN, Lee HK
Background: Coronavirus disease 2019 (COVID-19) outbreaks emerged at two universityaffiliated hospitals in Seoul (hospital A) and Uijeongbu City (hospital S) in the metropolitan Seoul area in March 2020. The aim...