External quality assessment of CoaguChek point-of-care testing prothrombin time/international ratio monitors.

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@article{Kitchen2008ExternalQA, title={External quality assessment of CoaguChek point-of-care testing prothrombin time/international ratio monitors.}, author={Stephen Kitchen and Dianne Patricia Kitchen and Ian Jennings and Tim A L Woods and Isobel D Walker}, journal={American journal of clinical pathology}, year={2008}, volume={129 5}, pages={825-6} }