1. Key Laboratory for Experimental Teratology of the Ministry of Education and Department of Medical Genetics, School of Basic Medical Sciences, Cheeloo College of Medicine Shandong University Jinan Shandong China
2. Shandong Provincial Hospital for Skin Diseases & Shandong Provincial Institute of Dermatology and Venereology Shandong First Medical University & Shandong Academy of Medical Sciences Jinan Shandong China