TY - RPRT TI - Specificity of two-site immunometric assays. AU - B Perry AU - R S Chapman AU - M G McConway AU - D Griffin AU - G H Beastall PY - 1991 DO - 10.1177/000456329102800114 UR - https://pubmed.ncbi.nlm.nih.gov/2024941/ ID - 2024941 ER -