title: Letter: Biliary factor and false-positive alpha-fetoprotein assays.
mesh_terms: D001646:Bile; D005189:False Positive Reactions; D005326:Fetal Proteins / Q000032:analysis*; D006801:Humans; D005779:Immunodiffusion; D007223:Infant; D011863:Radioimmunoassay; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D005326:Fetal Proteins; D000509:alpha-Fetoproteins