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Blau, N., Thöny, B., Renneberg, A. et al. Variant of dihydropteridine reductase deficiency without hyperphenylalaninaemia: Effect of oral phenylalanine loading. J Inherit Metab Dis 22, 216–220 (1999). https://doi.org/10.1023/A:1005584627797
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DOI: https://doi.org/10.1023/A:1005584627797