1. Department of Dermatology; First People's Hospital of Changshu City; Changshu Hospital; Affiliated to Soochow University; Changshu Jiangsu Province China
2. Department of Dermatology; Traditional Chinese Medical Hospital of Changshu City; Changshu Jiangsu Province China
3. Department of Ultrasound; First People's Hospital of Changshu City; Changshu Hospital; Affiliated to Soochow University; Changshu Jiangsu Province China