Comparative Effectiveness Research and Evidence-Based Health Policy: Experience from Four Countries

Comparative Effectiveness Research and Evidence-Based Health Policy: Experience from Four Countries June 05, 2009 Authors: Kalipso Chalkidou, M.D., Ph.D., Sean Tunis, M.D., M.Sc., Ruth Lopert, M.D., Lise Rochaix, Ph.D., Peter Sawicki, M.D., Ph.D.