title: Research progress in vasectomy. A biomedical review.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D006062:Gonadotropins / Q000097:blood; D006168:Guinea Pigs; D006801:Humans; D008297:Male; D008875:Middle Aged; D012106:Research; D013091:Spermatogenesis; D013739:Testosterone / Q000097:blood; D014659:Vasectomy / Q000009:adverse effects
chemical_list: D006062:Gonadotropins; D013739:Testosterone