[1] Cleveland Clin, Amer Ctr Reprod Med, Mail Code X-11,10681 Carnegie Ave, Cleveland, OH 44195 USA
[2] Univ Western Cape, Sch Nat Med, Fac Community & Hlth Sci, Bellville, South Africa
[3] Univ Teknol MARA, Dept Physiol, Fac Med, Sungai Buloh, Malaysia
[4] Univ Bucharest, Dept Genet, Fac Biol, Bucharest, Romania
[5] MAHSA Univ, Dept Physiol, Fac Med Biosci & Nursing, Jenjarom, Selangor, Malaysia
[6] MAHSA Univ, Dept Oral Biol & Biomed Sci, Fac Dent, Jenjarom, Selangor, Malaysia
[7] Hamad Gen Hosp, Urol Dept, Male Infertil Unit, Doha, Qatar
[8] Weill Cornell Med Qatar, Urol Dept, Doha, Qatar
[9] King Abdulaziz Univ, Ctr Excellence Genom Med Res, Jeddah, Saudi Arabia
[10] King Abdulaziz Univ, Fac Appl Med Sci, Dept Med Lab Technol, Jeddah, Saudi Arabia
[11] Cairo Univ, Androl Dept, Cairo, Egypt
[12] Assam Univ, Dept Life Sci & Bioinformat, Silchar, India
[13] Univ Porto, Inst Biomed Sci Abel Salazar ICBAS, Dept Anat, Porto, Portugal
[14] Univ Porto, Inst Biomed Sci Abel Salazar ICBAS, Unit Multidisciplinary Res Biomed UMIB, Porto, Portugal
[15] Univ Aveiro, Dept Chem, QOPNA, Aveiro, Portugal
[16] Univ Aveiro, Dept Chem, LAQV, Aveiro, Portugal
[17] Imperial Coll London, Dept Metab Digest & Reprod, London, England
[18] Univ Western Cape, Dept Med Biosci, Bellville, South Africa