Citation: Dw. Drobot et al., USE OF A THROMBIN INHIBITOR D-PHENYLALANYL-L-PROLYL-L-ARGININE CHLOROMETHYL KETONE (PPACK), WITH A FACTOR-XA INHIBITOR, 1,5-DANSYL-L-GLUTAMYL-L-GLYCYL-L-ARGININE CHLOROMETHYL KETONE (GGACK) FOR ANTICOAGULATIONOF CLINICAL-CHEMISTRY SPECIMENS, Clinical chemistry, 42(6), 1996, pp. 757-757