Institution: | 1. Department of Gastrointestinal Surgery, Xiangya Hospital, Central South University, Changsha, P.R. China;2. Department of Pharmacy, Changsha Hospital for Maternal and Child Health Care, Changsha, P.R. China;3. Department of Food Science and Engineering, Central South University of Forestry and Technology, Changsha, P.R. China;4. Department of Gynaecology, Changsha Hospital for Maternal and Child Health Care, Changsha, P.R. China |