_:vb50939230 "A familial hypocalciuric hypercalcemia that has_material_basis_in heterozygous loss-of-function mutations in the CASR gene on chromosome 3q21."^^ . _:vb50939230 . _:vb50939230 . _:vb50939230 "url:https://www.ncbi.nlm.nih.gov/pubmed/7916660"^^ . _:vb50939230 . _:vb50939230 . _:vb50939230 .