_:vb50938391 . _:vb50938391 "url:http://en.wikipedia.org/wiki/Inborn_error_of_metabolism"^^ . _:vb50938391 "url:http://www.ncbi.nlm.nih.gov/mesh/68008659"^^ . _:vb50938391 . _:vb50938391 . _:vb50938391 . _:vb50938391 . _:vb50938391 "A disease of metabolism that has _material_basis_in enzyme deficiency or accumulation of enzymes or toxins which interfere with normal function due to an endocrine organ disease, organ malfunction, inadequate intake, dietary deficiency, or malabsorption."^^ . _:vb50938391 .