RT Journal Article SR Electronic T1 Preliminary results of the reptilase clotting time and protamine test in patients undergoing open heart surgery with extracorporeal circulation. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 625 DO 10.1136/jcp.25.7.625-b VO 25 IS 7 A1 M Palester-Chlebowczyk A1 E Strzyzewska A1 Z S Latallo YR 1972 UL http://jcp.bmj.com/content/25/7/625.2.abstract AB