1. Department of Biotherapy and National Clinical Research Center for Geriatrics, Cancer Center, West China Hospital, Sichuan University , Chengdu, Sichuan, China
2. Department of Epidemiology and Biostatistics, West China School of Public Health and West China Fourth Hospital, Sichuan University , Chengdu, Sichuan, China
3. West China Hospital, Sichuan University , Chengdu, Sichuan, China
4. Department of Otolaryngology-Head and Neck Surgery, West China Biomedical Big Data Center, West China Hospital, West China Medical School, Sichuan University , Chengdu, Sichuan , China
5. West China School of Nursing, West China Hospital, Sichuan University , Chengdu, Sichuan, China