title: The tryptophan loading test in epileptic children.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004569:Electroencephalography; D004827:Epilepsy; D004832:Epilepsy, Absence / Q000175:diagnosis; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D011736:Pyridoxine / Q000627:therapeutic use*; D014364:Tryptophan / Q000494:pharmacology*; D014556:Urine; D014977:Xanthurenates / Q000378:metabolism*
chemical_list: D014977:Xanthurenates; D014364:Tryptophan; D011736:Pyridoxine