Comparative Study of Blood Collection Tubes and Thromboplastin Reagents for Correction of INR Discrepancies. - Den Besselaar, Anton M. H. P. Van; Van Zanten, Anton P.; Brantjes, Helen M.; Elisen, Marc G. L. M.; Van Der Meer, Felix J. M.; Poland, Dennis C. W.; Sturk, Augueste; Leyte, Anja; Castel, Ad (American Journal of Clinical Pathology, 2012)