Pena, M J Protein substitutes for phenylketonuria in Europe: access and nutritional composition. [electronic resource] - European journal of clinical nutrition 07 2016 - 785-9 p. digital Publication Type: Journal Article ISSN: 1476-5640 Standard No.: 10.1038/ejcn.2016.54 doi Subjects--Topical Terms: Amino Acids--analysisAmino Acids, Neutral--analysisCaseins--chemistryDietary Proteins--chemistryEuropeFood, Formulated--analysisHumansPeptide Fragments--chemistryPhenylalaninePhenylketonurias--diet therapyTurkey