title: Studies in serum digoxin.
mesh_terms: D000368:Aged; D004077:Digoxin / Q000008:administration & dosage / Q000097:blood* / Q000633:toxicity; D006801:Humans; D007455:Iodine; D011863:Radioimmunoassay; D014443:Tyrosine; D014508:Urea / Q000097:blood
chemical_list: D014443:Tyrosine; D004077:Digoxin; D014508:Urea; D007455:Iodine