TY - RPRT TI - Solid-phase vitamin B12 assays using polyacrylamide-bound intrinsic factor and polyacrylamide-bound R-binder. AU - M Muir AU - I Chanarin PY - 1983 DO - 10.1111/j.1365-2141.1983.tb02043.x UR - https://pubmed.ncbi.nlm.nih.gov/6824585/ ID - 6824585 ER -