1. Department of Dermatology, Xijing Hospital; Fourth Military Medical University; Xi'an China
2. Department of Dermatology; Affiliated Hospital of Zunyi Medical College; Zunyi China
3. Department of Dermatology, The Second Affiliated Hospital; Medical School of Xi'an Jiaotong University; Xi'an China
4. Department of Dermatology, Xinan Hospital; Third Military Medical University; Chongqing China
5. Department of Dermatology; The People's Hospital of Xinjiang Uygur Autonomous Region; Urumqi China
6. Department of Dermatology, Ruijin Hospital; Shanghai Jiaotong University School of Medicine; Shanghai China
7. Department of Dermatology, Tongji Hospital; Tongji Medical College of Huazhong University of Science and Technology; Wuhan China
8. Department of Dermatology, Changhai Hospital; Second Military Medical University; Shanghai China