title: An unusual electrocardiographic response to digitalis in a child with cretinism.
mesh_terms: D002037:Bundle-Branch Block / Q000188:drug therapy* / Q000209:etiology; D002675:Child, Preschool; D003409:Congenital Hypothyroidism / Q000150:complications*; D004071:Digitalis Glycosides / Q000627:therapeutic use*; D004562:Electrocardiography; D005260:Female; D006801:Humans
chemical_list: D004071:Digitalis Glycosides