title: Letter: Digitalis: digoxin availability, toxicity.
mesh_terms: D004071:Digitalis Glycosides / Q000627:therapeutic use*; D004077:Digoxin / Q000097:blood / Q000378:metabolism*; D006801:Humans; D013959:Thyroid Diseases / Q000378:metabolism*
chemical_list: D004071:Digitalis Glycosides; D004077:Digoxin