Glycomacropeptide for nutritional management of phenylketonuria: a randomized, controlled, crossover trial

Ney DM, Stroup BM, Clayton MK, Murali SG, Rice GM, Rohr F, Levy HL. (2016). Glycomacropeptide for nutritional management of phenylketonuria: a randomized, controlled, crossover trial.  American Journal of Clinical Nutrition, 104(2):334-45.