Miller, L; Mueller, M. What are the harmful/adverse effects of multiple doses of COVID-19 mRNA vaccines? 2022 Jan 25. Document no.: EOC220103 ESR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 65 p. (CEST rapid review report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc429

Dalidowicz, M; Howell-Spooner, B. What is the efficacy of a 4th booster dose for COVID-19? 2022 May 27, Document no.: EOC220304v002 ESR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 23 p. (CEST evidence search report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc493