title: Preliminary communication. A double-blind placebo-controlled trial of L-tryptophan to assess the degree of cognitive and behavioural improvement in patients with Alzheimer-type dementia and to compare differential response in clinical sub-groups.
authors.affiliation: Fulbourn Hospital, Cambridge, UK.
authors.forename: P W
authors.initials: PW
authors.lastname: Bentham
mesh_terms: D000284:Administration, Oral; D000368:Aged; D000544:Alzheimer Disease / Q000188:drug therapy* / Q000523:psychology; D001519:Behavior / Q000187:drug effects*; D003071:Cognition / Q000187:drug effects*; D004311:Double-Blind Method; D006801:Humans; D008568:Memory / Q000187:drug effects; D009483:Neuropsychological Tests; D011569:Psychiatric Status Rating Scales; D014364:Tryptophan / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D014364:Tryptophan