1. Department of Neurosurgery, Zhongda Hospital, School of Medicine, Southeast University, Nanjing 210009, China
2. Department of General Surgery, Zhongda Hospital, School of Medicine, Southeast University, Nanjing 210009, China
3. Department of Gynecology/Obstetrics, Mirwais Hospital, School of Medicine, Kandahar University, Kandahar 3802, Afghanistan