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Comparative Risk of Myocarditis/Pericarditis Following Second Doses of BNT162b2 and mRNA-1273 Coronavirus Vaccines.
Naveed Z, Li J, Wilton J, Spencer M, Naus M, Velásquez García HA, Kwong JC, Rose C, Otterstatter M, Janjua NZ; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Naveed Z, et al. J Am Coll Cardiol. 2022 Nov 15;80(20):1900-1908. doi: 10.1016/j.jacc.2022.08.799. J Am Coll Cardiol. 2022. PMID: 36357091 Free PMC article.
Effectiveness of COVID-19 vaccines against symptomatic SARS-CoV-2 infection and severe outcomes with variants of concern in Ontario.
Nasreen S, Chung H, He S, Brown KA, Gubbay JB, Buchan SA, Fell DB, Austin PC, Schwartz KL, Sundaram ME, Calzavara A, Chen B, Tadrous M, Wilson K, Wilson SE, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Nasreen S, et al. Nat Microbiol. 2022 Mar;7(3):379-385. doi: 10.1038/s41564-021-01053-0. Epub 2022 Feb 7. Nat Microbiol. 2022. PMID: 35132198
Background incidence rates of adverse events of special interest related to COVID-19 vaccines in Ontario, Canada, 2015 to 2020, to inform COVID-19 vaccine safety surveillance.
Nasreen S, Calzavara A, Buchan SA, Thampi N, Johnson C, Wilson SE, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Ontario investigators. Nasreen S, et al. Vaccine. 2022 May 26;40(24):3305-3312. doi: 10.1016/j.vaccine.2022.04.065. Epub 2022 Apr 27. Vaccine. 2022. PMID: 35527057 Free PMC article.
Effectiveness of BNT162b2 and mRNA-1273 covid-19 vaccines against symptomatic SARS-CoV-2 infection and severe covid-19 outcomes in Ontario, Canada: test negative design study.
Chung H, He S, Nasreen S, Sundaram ME, Buchan SA, Wilson SE, Chen B, Calzavara A, Fell DB, Austin PC, Wilson K, Schwartz KL, Brown KA, Gubbay JB, Basta NE, Mahmud SM, Righolt CH, Svenson LW, MacDonald SE, Janjua NZ, Tadrous M, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Chung H, et al. BMJ. 2021 Aug 20;374:n1943. doi: 10.1136/bmj.n1943. BMJ. 2021. PMID: 34417165 Free PMC article.
Maternal mRNA covid-19 vaccination during pregnancy and delta or omicron infection or hospital admission in infants: test negative design study.
Jorgensen SCJ, Hernandez A, Fell DB, Austin PC, D'Souza R, Guttmann A, Brown KA, Buchan SA, Gubbay JB, Nasreen S, Schwartz KL, Tadrous M, Wilson K, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Jorgensen SCJ, et al. BMJ. 2023 Feb 8;380:e074035. doi: 10.1136/bmj-2022-074035. BMJ. 2023. PMID: 36754426 Free PMC article.
Measuring waning protection from seasonal influenza vaccination during nine influenza seasons, Ontario, Canada, 2010/11 to 2018/19.
Chung H, Campitelli MA, Buchan SA, Campigotto A, Crowcroft NS, Gubbay JB, Jung JK, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson DC, Richardson SE, Rosella LC, Russell ML, Schwartz KL, Simor A, Smieja M, Sundaram ME, Warshawsky BF, Zahariadis G, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Chung H, et al. Euro Surveill. 2024 Feb;29(8):2300239. doi: 10.2807/1560-7917.ES.2024.29.8.2300239. Euro Surveill. 2024. PMID: 38390652 Free PMC article.