title: [Are heterozygotes in phenylketonuria always normal?].
mesh_terms: D002648:Child; D002675:Child, Preschool; D004569:Electroencephalography; D004827:Epilepsy / Q000209:etiology; D006579:Heterozygote; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics; D007361:Intelligence Tests; D010661:Phenylketonurias / Q000175:diagnosis* / Q000235:genetics / Q000378:metabolism; D005082:Physical Exertion; D014443:Tyrosine / Q000378:metabolism
chemical_list: D014443:Tyrosine
vernacular_title: Jsou heterozygoti u fenylketonurie vzky zcela normálni?