title: Placebo and sleep patterns of normal young adults.
mesh_terms: D000293:Adolescent; D000328:Adult; D003024:Clozapine / Q000494:pharmacology; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D010919:Placebos; D012890:Sleep / Q000187:drug effects*; D012894:Sleep Stages / Q000187:drug effects
chemical_list: D010919:Placebos; D003024:Clozapine