1. COVID‐19 Research Center, Institute of Laboratory Medicine, Jinling Hospital, Nanjing University School of Medicine, The First School of Clinical Medicine Southern Medical University Nanjing China
2. General Clinical Research Center, Nanjing First Hospital Nanjing Medical University Nanjing China
3. Department of Laboratory Medicine Nanjing Red Cross Blood Center Nanjing China
4. Joint Expert Group for COVID‐19 Wuhan Huoshenshan Hospital Wuhan China
5. Department of Laboratory Medicine & Blood Transfusion Wuhan Huoshenshan Hospital Wuhan China