Badea, A; Dalidowicz, M; Howell-Spooner, B; Groot, G; Reeder. B. What is the efficacy of a 4th booster dose for COVID-19? 2022 Jun 07. Document no.: EOC220304v002 RR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 12 p. (CEST rapid review report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc500

Groot, G; Reeder, B; Muhajarine, N; Lee, S; Badea, A; Jagwani, M; Fox, L; Miller, L. What is known about hybrid immunity to COVID-19? 2022 Jun 06, Document no.: INF220501 RR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 11 p. (CEST rapid review report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc498

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

Fox, L; Miller, L. What is known about hybrid immunity to COVID-19? 2022 May 18, Document no.: INF220501 ESR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 41 p. (CEST evidence search report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc480