Letter: Value of common medical procedures.
D002944:Circumcision, Male; D005260:Female; D006801:Humans; D008297:Male; D010412:Penile Neoplasms / Q000517:prevention & control; D014068:Tonsillectomy / Q000009:adverse effects; D002583:Uterine Cervical Neoplasms / Q000175:diagnosis; D014626:Vaginal Smears