title: Letter: "Pseudo-cystathioninuria"--a note of caution about chromatographic diagnosis.
mesh_terms: D002845:Chromatography; D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D003540:Cystathionine / Q000652:urine*; D003951:Diagnostic Errors; D006801:Humans; D007223:Infant; D008297:Male; D000608:Renal Aminoacidurias / Q000175:diagnosis*
chemical_list: D003540:Cystathionine