Pap smears for cervical cancer: don't neglect the elderly.
Butler
R N
RN
D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D065006:Papanicolaou Test; D012307:Risk Factors; D002583:Uterine Cervical Neoplasms / Q000517:prevention & control*; D014626:Vaginal Smears / Q000706:statistics & numerical data*