fourteen infertile males ( age 24-45 years ; married over 2 years ) with idiopathic oligospermia ( sperm count less than 40 millions/ml ) were investigated for the effect of oral zinc sulphate ( 220 mg ) for 4 months on their serum and seminal zinc levels , and seminal parameters .
C0021364
infertile males
C0028960
oligospermia