1. Department of Dermatology, Affiliated Hospital of Qingdao University, Qingdao, Shandong, China (mainland)
2. Department of Dermatology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China (mainland)
3. Department of Dermatology, School of Medicine, Zhongda Hospital, Southeast University, Nanjing, Jiangsu, China (mainland)
4. Institute of Dermatology, Chinese Academy of Medical Sciences and Peking Union Medical College, Nanjing, Jiangsu, China (mainland)
5. Department of Dermatology, The First Affiliated Hospital of Shanxi Medical University, Taiyuan, Shanxi, China (mainland)
6. Department of Dermatology, The Affiliated Qingdao Municipal Hospital of Qingdao University, Qingdao, Shandong, China (mainland)