title: Hypocalcemia and intractable ventricular fibrillation.
mesh_terms: D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006801:Humans; D006996:Hypocalcemia / Q000150:complications*; D007223:Infant; D008875:Middle Aged; D014693:Ventricular Fibrillation / Q000209:etiology*