TY - RPRT TI - Immunoassay using hapten--enzyme conjugates. AU - B K van Weemen AU - A H Schuurs PY - 1972 DO - 10.1016/0014-5793(72)80830-5 UR - https://pubmed.ncbi.nlm.nih.gov/5086621/ ID - 5086621 ER -