The use of filter paper PKU test specimen cards in the automated determination of blood phenylalanine concentration.
D001322:Autoanalysis; D006801:Humans; D007231:Infant, Newborn; D008403:Mass Screening; D010649:Phenylalanine / Q000097:blood*; D010661:Phenylketonurias / Q000175:diagnosis*
D010649:Phenylalanine