Affiliation: | a Department of Obstetrics and Gynaecology, University Hospital, Bari, Italy b Institute of Medical Biology, University of Southern Denmark, Odense, Denmark c Institute for Reproductive Medicine, Hannover Veterinary University, Hannover, Germany d Unit of Endocrinology and Metabolic Diseases, Department of Medical Sciences, University of Foggia, Foggia, Italy e Department of Emergency and Organ Transplantation, Section of Internal Medicine, Endocrinology, and Metabolic Diseases, University of Bari, Bari, Italy |