1. Department of Plastic Surgery, The First Affiliated Hospital, Jinan University, Key Laboratory of Regenerative Medicine, Ministry of Education, Institute for New Technologies of Plastic Surgery of Jinan University, Guangzhou, China
2. Department of Obstetrics and Gynecology, Guangzhou Women and Children’s Medical Center, Guangzhou, China
3. Department of Plastic Surgery, Changhai Hospital, The Second Military Medical University, Shanghai, China