1. From the Department of Health Research Methods, Evidence, and Impact (C.S.), McMaster University Hamilton, Ontario, Canada; University Medical Center of the Johannes Gutenberg University (A.C.M.), Mainz, Germany; Department of Family and Community Medicine (K.M.), University of Toronto, Ontario, Canada; Department of Health Sciences (D.B.), Brock University St. Catherines, Ontario, Canada; and Health Policy and Management (C.K.), Harvard T.H. Chan School of Public Health, Boston, MA.