1. Department of Urology, The University of Hong Kong – Shenzhen Hospital, Shenzhen, Guangdong, China (mainland)
2. Department of General Surgery, The University of Hong Kong – Shenzhen Hospital, Shenzhen, Guangdong, China (mainland)
3. Department of General Surgery, Shenzhen Hospital of Southern Medical University, Shenzhen, Guangdong, China (mainland)