1. Wound Care Center, Nanjing Drum Tower Hospital the Affiliated Hospital of Nanjing University Medical School Nanjing Jiangsu People's Republic of China
2. Department of Respiratory, Nanjing Drum Tower Hospital the Affiliated Hospital of Nanjing University Medical School Nanjing Jiangsu People's Republic of China
3. Wound Care Center The 904 Hospital of Joint Logistic Support Force of People's Liberation Army Nanjing People's Republic of China
4. Wound Care Center The second hospital of Lianyungang LianYunGang Jiangsu People's Republic of China
5. Wound Care Center, Nanjing Tongren Hospital, School of Medicine Southeast University Nanjing Jiangsu People's Republic of China
6. Wound Care Center ChangShu No.1 People's Hospital ChangShu Jiangsu People's Republic of China
7. Public Curriculum Teaching Department, Cangzhou Medical College Cangzhou Hebei People's Republic of China