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Semin Thromb Hemost 2006; 32(5): 492-498
DOI: 10.1055/s-2006-947863
Copyright © 2006 by Thieme Medical Publishers, Inc., 333 Seventh Avenue, New York, NY 10001, USA.

Laboratory Tests for Measurement of von Willebrand Factor Show Poor Agreement among Different Centers: Results from the United Kingdom National External Quality Assessment Scheme for Blood Coagulation

Steve Kitchen1 , Ion Jennings1 , Tim A.L Woods1 , Dianne P. Kitchen1 , Isobel D. Walker1 , Francis E. Preston1
  • 1United Kingdom National External Quality Assessment Scheme (NEQAS) for Blood Coagulation, Sheffield, United Kingdom