Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content + Download Section PDF ++ Mark J. Eisenberg, MD, MPH ++ Director, MD PhD Program ++ Director, Cardiovascular Health Services Research Program ++ McGill University ++ Montréal, Quebec ++ ++ Andrea L. Cox, MD, PhD ++ Director, MD PhD Program ++ Johns Hopkins University ++ Baltimore, Maryland