to determine the frequency of hormonal abnormalities in a nigerian population of male partners of infertile relationships , serum levels of luteinizing hormone , follicle-stimulating hormone , prolactin , and testosterone were estimated using radioimmunoassay techniques in 454 oligo/azoospermic male partners of infertile marriages .
C0733758
follicle-stimulating hormone
C0021359
infertile