title: Pituitary-gonadal function before and after vasectomy.
mesh_terms: D000328:Adult; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D008297:Male; D008722:Methods; D008875:Middle Aged; D010902:Pituitary Gland / Q000502:physiology*; D011863:Radioimmunoassay; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000097:blood; D013997:Time Factors; D014316:Tritium; D014659:Vasectomy
chemical_list: D014316:Tritium; D013739:Testosterone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone