Product Search Search Effective Health Care website Submit search Search Tip: Use double quotes around phrases to rank exact matches higher in the result list. 2 results Testing of CYP2C19 Variants and Platelet Reactivity for Guiding Antiplatelet Treatment Research Protocol Archived November 22, 2011 Serum-Free Light Chain Analysis for the Diagnosis, Management, and Prognosis of Plasma Cell Dyscrasias Research Protocol Archived May 2, 2011