Department of Gastrointestinal Surgery;
Union Hospital;
Tongji Medical College;
Huazhong University of Science and Technology;
Wuhan 430022;
ChinaHepatic Surgery Center;
Tongji Hospital;
Wuhan 430030;
ChinaDepartment of Gastrointestinal Surgery;
Chin;
Coronavirus infections; Novel coronavirus pneumonia; General surgery; 2019 coronavirus disease; Prevention and control;