[1] Ist Sci San Raffaele, Ob Gyn IVF UNIT, Milan, Italy
[2] Sapienza Univ Rome, Lab Seminol, Sperm Bank Loredana Gandini, Rome, Italy
[3] Ctr AMBRA, Fertil Unit, Palermo, Italy
[4] Univ Naples Federico II, Dept Biol, Naples, Italy
[5] Int Evangel Hosp, Reprod Med, Genoa, Italy
[6] European Hosp, Ctr Reprod Med, Rome, Italy
[7] Lab GENERA, Ctr Reprod Med, Rome, Italy
[8] Casa Cura Villa Salaria Partnership Inst Marques, Ctr Reprod Med, Rome, Italy
[9] Sapienza Univ Rome, Dept Expt Med, Rome, Italy
[10] SIERR, Italian Soc Embryol Reprod & Res, Rome, Italy