title: Serum glycoside levels by rubidium assay.
mesh_terms: D000328:Adult; D000368:Aged; D001681:Biological Assay; D002301:Cardiac Glycosides / Q000008:administration & dosage / Q000097:blood* / Q000627:therapeutic use; D004074:Digitoxin / Q000097:blood / Q000633:toxicity; D004077:Digoxin / Q000097:blood / Q000633:toxicity; D005260:Female; D006331:Heart Diseases / Q000188:drug therapy; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011868:Radioisotopes; D012413:Rubidium
chemical_list: D002301:Cardiac Glycosides; D011868:Radioisotopes; D004077:Digoxin; D004074:Digitoxin; D012413:Rubidium