Institution: | 1. Department of Geriatrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China;2. Department of Urology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China;3. Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China;4. Center of Reproductive Medicine, Institute of Family Planning Research, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China;1. Universidad Francisco Marroquin - School of Medicine, Guatemala City, Guatemala;2. Department of Internal Medicine, Mayo Clinic, Jacksonville, Florida, USA;3. Department of Internal Medicine, University of South Alabama, Mobile, Alabama, USA;4. Division of Gastroenterology and Hepatology, Mayo Clinic, Jacksonville, Florida, USA;5. Division of Gastroenterology and Hepatology, Presbyterian Healthcare Services, Albuquerque, New Mexico, USA |