Trends and socioeconomic inequalities in acute mental health service use in Canada, 2004–2019: a nationally representative retrospective cohort study Authors Marie‐Josée Fleury (ORCID: https://orcid.org/0000-0002-4743-8611) Jasleen Arneja (ORCID: https://orcid.org/0000-0003-1913-6699) Arijit Nandi (ORCID: https://orcid.org/0000-0002-3399-0536) Brice Batomen (ORCID: https://orcid.org/0000-0002-5772-120X) Institutions University of Toronto (CA) Douglas Mental Health University Institute (CA) McGill University Health Centre (CA) Public Health Ontario (CA) McGill University (CA) Funders Canadian Institutes of Health Research Explore the Global Research Space Interactive Map