1. Department of Dermatology The Affiliated Qingdao Municipal Hospital of Qingdao University Qingdao Shandong China
2. Department of Clinical Laboratory The Affiliated Qingdao Municipal Hospital of Qingdao University Qingdao Shandong China
3. Department of Dermatology The West District of Qingdao Municipal Hospital Group (Qingdao Ninth People's Hospital) Qingdao Shandong China