STD education. Messages, target groups and the effect of an education programme.
D000293:Adolescent; D000328:Adult; D000554:Ambulatory Care Facilities / Q000706:statistics & numerical data; D005194:Family Practice; D005260:Female; D006296:Health Services / Q000706:statistics & numerical data; D006801:Humans; D008297:Male; D009426:Netherlands; D011322:Primary Prevention; D012736:Sex Education; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases / Q000517:prevention & control* / Q000628:therapy; D013689:Telephone