title: Intercomparison of four 125I-labeled digoxin RIA kits.
mesh_terms: D000704:Analysis of Variance; D004077:Digoxin / Q000097:blood*; D006801:Humans; D007202:Indicators and Reagents; D011863:Radioimmunoassay
chemical_list: D007202:Indicators and Reagents; D004077:Digoxin