TY - RPRT TI - Immunoaffinity column cleanup with liquid chromatography using post-column bromination for determination of aflatoxin B1 in cattle feed: collaborative study. AU - Joerg Stroka AU - Christoph von Holst AU - Elke Anklam AU - Matthias Reutter UR - https://pubmed.ncbi.nlm.nih.gov/14979700/ ID - 14979700 ER -