COVID-19 Variant Supplement – Engage-COVID-19: A mixed methods study of biomedical, behavioural, and psychosocial aspects of the COVID‑19 pandemic among gay, bisexual, and other men who have sex with men in Canada
Canadian COVID‑19 Emergency Department Rapid Response Network: Determining Real-World Vaccine Effectiveness and Duration of Protection Against Variants of Concern
SARS-CoV-2 variants under investigation (VUIs) and variants of concern (VOCs); phenotyping gaps in transmission, reinfection and response to medical countermeasures