title: Digoxin radioimmunoassay: improved precision with iodinated tracer.
mesh_terms: D000704:Analysis of Variance; D001665:Binding Sites; D004077:Digoxin / Q000097:blood*; D005069:Evaluation Studies as Topic; D006801:Humans; D007457:Iodine Radioisotopes; D008722:Methods; D011485:Protein Binding; D011863:Radioimmunoassay; D013696:Temperature; D013997:Time Factors; D014316:Tritium
chemical_list: D007457:Iodine Radioisotopes; D014316:Tritium; D004077:Digoxin