The flashback phenomenon.
D000293:Adolescent; D000328:Adult; D005260:Female; D006212:Hallucinations / Q000175:diagnosis*; D006801:Humans; D008238:Lysergic Acid Diethylamide / Q000009:adverse effects*; D008297:Male; D008635:Mescaline / Q000009:adverse effects*; D019966:Substance-Related Disorders; D013997:Time Factors
D008238:Lysergic Acid Diethylamide; D008635:Mescaline