1. Department of Medical Imaging, Jiangsu Vocational College of Medicine, Yancheng, China
2. Department of Radiology, Xuzhou Central Hospital, Xuzhou, China
3. Department of Pediatrics, Yancheng Maternal and Child Health Hospital, Yancheng, China
4. Department of Burn and Plastic Surgery, 71st Group Army Hospital of People's Liberation Army of China, No 226 Tongshan Rd, Yunlong District, Xuzhou, China