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Opladen T, Hoffmann G, Hörster F, Hinz AB, Neidhardt K, Klein C, Wolf N. Clinical and biochemical characterization of patients with early infantile onset of autosomal recessive GTP cyclohydrolase I deficiency without hyperphenylalaninemia. Mov Disord. 2011 Jan;26(1):157–61. doi: 10.1002/mds.23329. PMID: 20818608. |