Affiliation: | 1. Department of Medicine, Obstetrics & Gynecology and Medical Education, University of Illinois College of Medicine at Rockford, 1601 Parkview Avenue, Rockford, IL 61107, USA;2. Department of Obstetrics and Gynecology, University of Illinois College of Medicine at Chicago, 820 S. Wood Street, M/C 808, Chicago, IL 60612, USA;1. Medicine, Division of Metabolism, Endocrinology, and Diabetes, Department of Internal Medicine, University of Michigan Health System, North Campus Research Complex, 2800 Plymouth Road, Bldg 16, Rm 453S, Ann Arbor, MI 48109, USA;2. Medicine, Divisions of Metabolism, Endocrinology, and Diabetes and Hematology/Oncology, Department of Internal Medicine, University of Michigan Health System, North Campus Research Complex, 2800 Plymouth Rd., Bldg. 16, Rm 408E, Ann Arbor, MI 48109, USA;1. Department of Clinical Biochemistry, Aalborg University Hospital, Aalborg, Denmark;2. Department of Clinical Medicine, Aalborg University, Aalborg, Denmark;1. Institute of Metabolism and Systems Research, College of Medical & Dental Sciences, University of Birmingham, Birmingham, B15 2TT, UK;2. Tommy''s Centre for Miscarriage Research, College of Medical & Dental Sciences, University of Birmingham, Birmingham, B15 2TT, UK;3. Centre for Women''s and Newborn Health, Birmingham Women''s and Children''s Foundation Trust, Edgbaston, Birmingham, B15 2TG, UK;1. Department for Endemic Disease Control and Prevention, Henan Provincial Center for Disease Control and Prevention, Zhengzhou, China;2. Postoperation Monitoring Ward, The Third Affiliated Hospital of Zhengzhou University, Zhengzhou, China |