1. Department of Dermatology; Affiliated Hospital of Nanjing University of TCM; Nanjing Jiangsu 210029 China
2. Department of Dermatology; Nanjing Maternal and Child Health Hospital Affiliated to Nanjing Medical University; Nanjing Jiangsu 210029 China
3. Department of Dermatology; the First Affiliated Hospital of Nanjing Medical University; Nanjing 210029 China