1. Department of Cardiology, Shandong Provincial Hospital Affiliated to Shandong First Medical University , No. 324 Jingwu Road, Huaiyin District, 250021, Jinan, Shandong , China
2. Department of Infection Management, Weishan People’s Hospital , No. 10 Chenghou Road, Xiazhen Street, Weishan County, 277600, Jining, Shandong , China
3. Department of Respiratory, Heze Municipal Hospital , No. 2888 Caozou, Mudan District, 274031, Heze, Shandong , China
4. Department of Geriatrics, Shandong Provincial Hospital Affiliated to Shandong First Medical University , No. 324 Jingwu Road, Huaiyin District, 250021, Jinan, Shandong , China
5. School of Health Preservation and Rehabilitation, Chengdu University of Traditional Chinese Medicine , No. 1166 Liutai Avenue, Wenjiang District, 611137, Chengdu, Sichuan , China