title: Pain relief by dietary manipulation and tryptophan supplements.
mesh_terms: D002908:Chronic Disease; D005157:Facial Pain / Q000178:diet therapy* / Q000188:drug therapy; D005260:Female; D006801:Humans; D008297:Male; D014364:Tryptophan / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D014364:Tryptophan