title: Letter: More accurate radioassay of digoxin.
mesh_terms: D001798:Blood Proteins; D004077:Digoxin / Q000097:blood*; D005069:Evaluation Studies as Topic; D006801:Humans; D008722:Methods; D010949:Plasma / Q000032:analysis; D011485:Protein Binding; D011863:Radioimmunoassay; D014316:Tritium
chemical_list: D001798:Blood Proteins; D014316:Tritium; D004077:Digoxin