TY - RPRT TI - Proteins separated from human IgG molecules. AU - R Nezlin AU - A Freywald AU - M Oppermann PY - 1993 DO - 10.1016/0161-5890(93)90018-7 UR - https://pubmed.ncbi.nlm.nih.gov/8341284/ ID - 8341284 ER -