The genetic causes of infertility in patients with oligozoospermia and azoospermia in Turkish population

1  University of Health Sciences Bakirkoy Dr. Sadi Konuk Training and Research Hospital, Department of Urology, Istanbul, Turkey
2 University of Health Sciences Erzurum Training and Research Hospital, Department of Urology, Erzurum, Turkey
3 Medipol University, Department of Urology, Istanbul, Turkey
4 University of Health Sciences Bakirkoy Dr. Sadi Konuk Training and Research Hospital, Department of Medical Genetics, Istanbul, Turkey