Affiliation: | 1. Department of Otolaryngology-Head and Neck Surgery, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China;2. Stanley Ho Center for Emerging Infectious Diseases, School of Public Health, The Chinese University of Hong Kong, Hong Kong, China;3. Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, China;4. Li Ka Shing Institute of Health Sciences, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong, China |