title: A follow up study of 200 cases of vasectomy.
mesh_terms: D000328:Adult; D002648:Child; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D012725:Sexual Behavior; D014659:Vasectomy / Q000009:adverse effects* / Q000523:psychology