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. 3 results Chronic Venous Ulcers: A Comparative Effectiveness Review of Treatment Modalities Research Protocol Archived March 5, 2012 Chemotherapy in Advanced Colorectal Cancer Research Report April 14, 2010 Health Outcomes of Biologic Agents for Metastatic Colorectal Cancer Abstract Archived January 19, 2010