TY - RPRT TI - Immunoreactive anionic and cationic trypsin in human serum. AU - M Kimland AU - C Russick AU - W H Marks AU - A Borgström PY - 1989 DO - 10.1016/0009-8981(89)90254-4 UR - https://pubmed.ncbi.nlm.nih.gov/2598466/ ID - 2598466 ER -