1. Medical Research Center, The Third People's Hospital of Chengdu, The Second Chengdu Hospital Affiliated to Chongqing Medical University The Affiliated Hospital of Southwest Jiaotong University Chengdu Sichuan China
2. Assisted Reproductive Center The Maternal and Child Health Hospital of Qinzhou Qinzhou China
3. Department of Gastroenterology, The Third People's Hospital of Chengdu, The Second Chengdu Hospital Affiliated to Chongqing Medical University The Affiliated Hospital of Southwest Jiaotong University Chengdu China