Deficiency of hydrolyase
deficiency of hydrolyase
tetrahydrobiopterin (BH4)-deficient hyperphenylalaninemia (HPA) due to pterin-4-alpha-carbinolamine dehydratase deficiency
tetrahydrobiopterin (bh4)-deficient hyperphenylalaninemia (hpa) due to pterin-4-alpha-carbinolamine dehydratase deficiency