This study describes the clinical characteristics of COVID-19 cases imported to Shanghai from abroad. The report contributes to understanding the presentation of COVID-19 in a specific patient population during the early stages of the pandemic.
Liu, Xu-Hui; Lu, Shui-Hua; Chen, Jun; Xia, Lu; Yang, Zong-Guo; Charles, Stratton; Yang, Yang; Lin, Yun; Lu, Hong-Zhou