Laboratory Variables That May Affect Test Results in Prothrombin ...

15. McGlasson DL, Hickman JR, More LE, et al.
Discrepancies in international normalized ratios
(INR) in swine and humans. Clin Lab Sci.
1998;11:156-160.
16. McGlasson DL. A Comparison of international
normalized ratios after local calibration of thromboplastin
international sensitivity indexes. Accepted for
Publication in Clinical Laboratory Science.
17. Adcock DM, Johnston M. Evaluation of frozen
plasma calibrants for enhanced standardization of the
international (INR): A multi-center study. Thromb
Hemost. 2002;87:74-79.
18. Mant MJ, Stang L, Etches WS. Warfarin monitoring
in patients with anticardiolipin antibodies, but
without lupus anticoagulants. Thrombosis Research.
2000;99:477-482.
19. Bijsterveld NR, Middeldorp S, Berends F, et al.
Monitoring therapy with vitamin K antagonists in
patients with lupus anticoagulant: effect on different
tests for INR determination. J Thrombosis
Thrombolysis. 2000;9:263-269.
20. Van den Besselaar AMHP. Field study for
lyophilized plasmas for local prothrombin time
calibration in the Netherlands. J Clin Pathol.
1997;50:371-374.