Assessment of the Burden of SARS-CoV-2 Variants of Concern Among Essential Workers in the Greater Toronto Area, Canada

JAMA Netw Open. 2021 Oct 1;4(10):e2130284. doi: 10.1001/jamanetworkopen.2021.30284.


This cohort study examines the burden of SARS-CoV-2 variants of concern among frontline essential workers and by income in the City of Toronto and Region of Peel, Canada.

Publication types

  • Observational Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • COVID-19 / epidemiology*
  • Canada / epidemiology
  • Humans
  • Income / classification
  • Occupations*
  • Pandemics
  • Residence Characteristics / classification*
  • Retrospective Studies
  • SARS-CoV-2