_:vb50945220 . _:vb50945220 "A pure hair and nail ectodermal dysplasia that has_material_basis_in homozygous or compound heterozygous mutation in HOXC13 on chromosome 12q13.13."^^ . _:vb50945220 . _:vb50945220 . _:vb50945220 . _:vb50945220 . _:vb50945220 "url:https://www.ncbi.nlm.nih.gov/pubmed/23063621"^^ .