1. Factor VII assay performance: an analysis of the North American Specialized Coagulation Laboratory Association proficiency testing results. Issue 3 (17th April 2013) Authors: Zantek, N. D.; Hsu, P.; Refaai, M. A.; Ledford‐Kraemer, M.; Meijer, P.; Van, E. M. Journal: International journal of laboratory hematology Issue: Volume 35:Issue 3(2013:Jun.) Page Start: 314 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗