1. Department of Cardiology, Jiaozhou Central Hospital of Qingdao, Jiaozhou, China
2. Department of Rheumatology, The Fifth People’s Hospital of Qingdao, Qingdao, China
3. Outpatient Department, The Fifth People’s Hospital of Qingdao, Qingdao, China
4. Department of Pediatrics, Qingdao Hospital of Traditional Chinese Medicine (Qingdao Hiser Hospital), Qingdao, China