Detection of vitamin B6 deficiency; utilization of an improved method for rapid determination of xanthurenic acid in urine.
D001826:Body Fluids; D006801:Humans; D026681:Vitamin B 6 Deficiency; D014977:Xanthurenates / Q000652:urine*
D014977:Xanthurenates; C028330:xanthurenic acid
VITAMIN B6 DEFICIENCY; XANTHURENATES/in urine