Drug problems in the Haight-Ashbury.
D000293:Adolescent; D000328:Adult; D002140:California; D002648:Child; D002675:Child, Preschool; D003153:Community Health Services; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011618:Psychotic Disorders / Q000150:complications; D019966:Substance-Related Disorders; D014838:Volunteers