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. 5 results Stroke Prevention in Atrial Fibrillation Systematic Review Archived August 23, 2013 Pharmacologic and Mechanical Prophylaxis of Venous Thromboembolism Among Special Populations Systematic Review Archived May 29, 2013 Wireless Motility Capsule Versus Other Diagnostic Technologies for Evaluating Gastroparesis and Constipation: Future Research Needs Systematic Review Archived May 20, 2013 Angiotensin-Converting Enzyme Inhibitors (ACEIs), Angiotensin II Receptor Antagonists (ARBs), and Direct Renin Inhibitors for Treating Essential Hypertension: An Update Systematic Review Archived June 13, 2011 Comparative Effectiveness of Angiotensin-Converting Enzyme Inhibitors (ACEIs) and Angiotensin II Receptor Antagonists (ARBs) for Treating Essential Hypertension Systematic Review Archived November 1, 2007