title: A new approach to the experimental study of stuttering and stress.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D003975:Diazepam / Q000627:therapeutic use*; D004837:Epinephrine / Q000652:urine; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000652:urine; D009888:Opipramol / Q000627:therapeutic use*; D010919:Placebos; D013312:Stress, Physiological; D013342:Stuttering / Q000188:drug therapy*
chemical_list: D010919:Placebos; D009888:Opipramol; D003975:Diazepam; D009638:Norepinephrine; D004837:Epinephrine