heptest , a new one-stage clotting assay was compared with the anti-factor xa chromogenic substrate s 2222 method , the thrombin clotting time ( tct ) , and the activated partial thromboplastin time ( aptt ) tests in 100 patients receiving unfractionated mucosal heparin , and 100 patients treated with kabi 2165 low molecular weight heparin .
C0019134
unfractionated
C0019139
low