1. Shandong Clinical College of Skin Diseases Anhui Medical University Jinan Shandong China
2. Shandong Provincial Hospital for Skin Diseases Shandong University Jinan Shandong China
3. Shandong Provincial Institute of Dermatology and Venereology Shandong Academy of Medical Sciences 27397 Jingshi Road Jinan Shandong 250022 China
4. Shandong Provincial Key Lab for Dermatovenereology Jinan Shandong China
5. National Clinical Key Project of Dermatology and Venereology Jinan Shandong China