title: Comparative efficacy of a new clot-based anti-Xa/IIa assay and an amidolytic anti-Xa method during a very low molecular weight heparin fragment (CY 222) treatment.
mesh_terms: D001780:Blood Coagulation Tests / Q000379:methods*; D005170:Factor X / Q000037:antagonists & inhibitors*; D015951:Factor Xa; D006493:Heparin / Q000097:blood / Q000627:therapeutic use*; D006801:Humans; D008991:Monitoring, Physiologic; D011516:Prothrombin / Q000037:antagonists & inhibitors*
chemical_list: D011516:Prothrombin; D005170:Factor X; C025337:Factor IIa; D006493:Heparin; D015951:Factor Xa