Department of Pulmonary and Critical Care Medicine and Department of Gastrointestinal Surgery Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of Respiratory Medicine General Hospital of the Yangtze River Shipping Wuhan 430015 Hubei Province China;
Department of Gastrointestinal Surgery Tongji Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430000 Hubei Province China;
Department of Gastroenterology Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of Transfusion Medicine Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of Gastrointestinal Surgery Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of Transfusion Medicine Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of Infection Management and Disease Control Beijing Shijitan Hospital Capital Medical University Beijing 100038 China;
Department of Clinical Microbiology and Molecular Biology Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
Department of General Surgery Peking Union Medicine College Hospital Chinese Academy of Medical Sciences Beijing 100730 China;
Department of Science and Education Wuhan Integrated TCM and Western Medicine Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan 430022 Hubei Province China;
SARS-CoV-2; COVID-19; Nucleic acid detection; Immunoglobulin M; Immunoglobulin G; Diagnosis;