1. Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA
2. Department of Medicine, Brigham and Women’s Hospital, Boston, MA, USA
3. Department of Medicine, Beth Israel Deaconess Medical Center, Boston, MA, USA
4. Knight Cardiovascular Institute, Oregon Health and Science University, Portland, OR, USA
5. Division of Reproductive Endocrinology and Infertility, Department of Gynecology and Obstetrics, Johns Hopkins University School of Medicine, Baltimore, MD, USA
6. Division of General Internal Medicine, Mayo Clinic Florida, Jacksonville, FL, USA