Verbeek, M M Aromatic L-amino acid decarboxylase enzyme activity in deficient patients and heterozygotes. [electronic resource] - Molecular genetics and metabolism Apr 2007 - 363-9 p. digital Publication Type: Journal Article ISSN: 1096-7192 Standard No.: 10.1016/j.ymgme.2006.12.001 doi Subjects--Topical Terms: 5-Hydroxytryptophan--metabolismAdolescentAdultAromatic-L-Amino-Acid Decarboxylases--bloodChildChild, PreschoolHeterozygoteHomovanillic Acid--bloodHumansHydroxyindoleacetic Acid--bloodInfantLevodopa--metabolism