1 Department of Social and Preventive Medicine, School of Public Health, ESPUM, University of Montréal, 7101 avenue du Parc, Montréal, QC, H3N 1X9, Canada. jennifer.oloughlin@umontreal.ca.
2 Department of Family Medicine and Community Health, University of Massachusetts Medical School, Worcester, MA, USA.
3 Chaire de Recherche du Canada, Approches Communautaires et Inégalités de Santé, Montréal, Canada.