title: A survey of health problems, practices, and needs of youth.
mesh_terms: D000293:Adolescent; D000328:Adult; D000437:Alcoholism; D001294:Attitude to Health; D002170:Canada; D003376:Counseling; D005193:Family Planning Services; D005260:Female; D006275:Health Facility Planning; D006306:Health Surveys; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D010817:Physician-Patient Relations; D012494:Sampling Studies; D012736:Sex Education; D012749:Sexually Transmitted Diseases / Q000517:prevention & control; D019966:Substance-Related Disorders