Institute for Work & Health (Dr Shahidi, Dr Smith, Dr Gignac); Dalla Lana School of Public Health, University of Toronto (Dr Shahidi, Dr Smith, Dr Gignac), Toronto; Department of Epidemiology and Preventive Medicine, Monash University, Australia (Dr Smith); Occupational Health Clinics for Ontario Workers, Hamilton (Mr Oudyk), Ontario, Canada.
Address correspondence to: Faraz Vahid Shahidi, PhD, 400 University Avenue, Suite 1800, Toronto, Ontario, M5G 1S5, Canada ([email protected])
Funding Source: This work was supported by the Canadian Institutes of Health Research, the Institute for Work & Health, and the Occupational Health Clinics for Ontario Workers.
Conflict of Interest: None declared.
Ethical Considerations and Disclosure: Ethics approval for this study was obtained from the Health Sciences Research Ethics Board at the University of Toronto (#33521).
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