title: Caution against spuriously increased thyrotropin values as determined by two-site immunoradiometric assays.
mesh_terms: D000368:Aged; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D007118:Immunoassay / Q000592:standards; D008297:Male; D008875:Middle Aged; D013972:Thyrotropin / Q000097:blood*
chemical_list: D013972:Thyrotropin