_:vb50937185 "A glycogen storage disease characterized by deficiency of hepatic phosphorylase kinase activity."^^ . _:vb50937185 . _:vb50937185 . _:vb50937185 . _:vb50937185 . _:vb50937185 "url:https://www.ncbi.nlm.nih.gov/pubmed/17689125"^^ . _:vb50937185 .