1. University of Virginia Health System, Division of Endocrinology & Metabolism and Obstetrics & Gynecology, Charlottesville, Virginia
2. Southern Methodist University Department of Statistical Science and University of Texas Southwestern Department of Population & Data Sciences, Dallas, Texas
3. Université Paris Descartes, Gynecologie Endocrinienne, Paris, France
4. University of Glasgow School of Medicine, Glasgow, Scotland
5. Monash University, School of Public Health and Preventative Medicine, Melbourne, Australia
6. University of California San Diego, School of Medicine, Division of Endocrinology and Metabolism, La Jolla, California