Fudan University - Key Laboratory of Medical Molecular Virology (MOE/NHC/CAMS), Aga Khan University - Section of Infectious Diseases, Guangzhou Medical University - State Key Laboratory of Respiratory Disease, Centre for Clinical Medicine and Research, Walter Sisulu University - Head of Pulmonology, Shifa International Hospital, Moti Lal Nehru Medical College, Sultan Abdulhamid Han Education and Research Hospital, Dow University of Health Sciences, Dow University of Health Sciences, Hospital Kuala Lumpur - Clinical Research Centre, Fudan University, Ministry of Health Malaysia - Hospital Sungai Buloh, Chinese Academy of Sciences (CAS) - Wuhan Institute of Virology, Guangzhou Medical University - Department of Respiratory Medicine, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Chinese Academy of Sciences (CAS) - Center for Emerging Infectious Diseases and Joincare Pharmaceutical Industry Group Co Ltd