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2. Committee on Standards for Systematic Reviews of Comparative Effectiveness Research Institute of Medicine (US). Finding What Works in Health Care: Standards for Systematic Reviews. Washington DC: National Academies Press 2011.
3. ACC/AHA Statement on Cost/Value Methodology in Clinical Practice Guidelines and Performance Measures
4. ACCF/AHA Task Force on Practice Guidelines. Methodology Manual and Policies From the ACCF/AHA Task Force on Practice Guidelines; 2010. American College of Cardiology and American Heart Association. Available at: http://my.americanheart.org/idc/groups/ahamah-public/@wcm/@sop/documents/downloadable/ucm_319826.pdf Accessed May 5 2017.
5. Further Evolution of the ACC/AHA Clinical Practice Guideline Recommendation Classification System