title: [Efficacy of the oral treatment with L-tryptophan in subjects with insomnia. Preliminary results].
mesh_terms: D000284:Administration, Oral; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D004357:Drug Synergism; D005479:Flurazepam / Q000627:therapeutic use; D006801:Humans; D012893:Sleep Wake Disorders / Q000188:drug therapy*; D014364:Tryptophan / Q000008:administration & dosage* / Q000627:therapeutic use
chemical_list: D014364:Tryptophan; D005479:Flurazepam
vernacular_title: Efficacia del trattamento orale con L-triptofano di soggetti insonni. Risultati preliminari