Family Planning Clinic;
Bologna Local Health Unit;
Bologna;
Italy;
Department of Medical and Surgical Science;
University of Bologna;
Bologna;
Italy;
Gynecology and Pathophysiology of Human Reproduction Unit;
S. Orsola-Malpighi Hospital;
University of Bologna;
Bologna;
Italy;
Healthcare and Social Agency of Emilia-Romagna Region;
Bologna;
Italy;