1. From the Department of Gynecology, Perinatology, and Human Reproduction (G.M., E.P., F.M., G.S., C.F.), the Department of Physiopathology (E.S., M.G.), Section of Medical Genetics, and the Department of Medical and Surgical Critical Care (R.A., C.F.), Section of Clinical Medicine and Cardiology, University of Florence, Florence, Italy.