Survey of VD knowledge among young people.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001294:Attitude to Health; D002140:California; D003142:Communication; D005260:Female; D006266:Health Education; D006801:Humans; D008297:Male; D010290:Parents; D012494:Sampling Studies; D012737:Sex Factors; D012749:Sexually Transmitted Diseases