Mailed feedback to primary care physicians on antibiotic prescribing for patients aged 65 years and older: pragmatic, factorial randomised controlled trial
Kevin L Schwartz, J. Shuldiner, B. Langford, Kevin A Brown, Susan E Schultz, V. Leung, Nick Daneman, M. Tadrous, Holly O. Witteman, Gary E Garber, Jeremy M. Grimshaw, Jerome A Leis, J. Presseau, Michael S Silverman, Monica Taljaard, Tara Gomes, Meagan Lacroix, Jamie Brehaut, K. Thavorn, Sharon Gushue, Lindsay Friedman, Merrick Zwarenstein, Noah Ivers
British medical journal