title: Effects of dietary tryptophan restrictions on clinical symptoms in patients with endogenous asthma.
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000175:diagnosis / Q000178:diet therapy* / Q000188:drug therapy; D004044:Dietary Proteins / Q000008:administration & dosage*; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010366:Peak Expiratory Flow Rate; D014364:Tryptophan / Q000008:administration & dosage*
chemical_list: D004044:Dietary Proteins; D014364:Tryptophan