RT Journal Article SR Electronic T1 Monitoring the Direct Thrombin Inhibitors JF American Society for Clinical Laboratory Science JO Clin Lab Sci FD American Society of Chemistry and Laboratory Science SP 54 OP 57 DO 10.29074/ascls.26.1.54 VO 26 IS 1 A1 George A. Fritsma YR 2013 UL http://hwmaint.clsjournal.ascls.org/content/26/1/54.abstract AB