Measuring the effectiveness of prevention: II.
D001943:Breast Neoplasms / Q000517:prevention & control; D002662:Child Health Services; D005069:Evaluation Studies as Topic; D005260:Female; D006331:Heart Diseases / Q000517:prevention & control; D006801:Humans; D006973:Hypertension / Q000517:prevention & control; D008403:Mass Screening; D011314:Preventive Health Services; D012106:Research; D014481:United States; D014626:Vaginal Smears