Miller, L., Howell-Spooner, B. How effective are COVID-19 vaccines? 2022 Jan 14, Document no.: INF031801v020 ESR . In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2022. 9 p. (CEST evidence search report). https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc425

Howell-Spooner, B. What proportion of disease transmission is due to asymptomatic, pre-symptomatic and symptomatic cases? 2020 May 8; Document no.: LAB040701v2-01 ESR. In: COVID-19 Rapid Evidence Reviews [Internet]. SK: SK COVID Evidence Support Team, c2020. 25 p. (CEST evidence search report) https://covid19evidencereviews.saskhealthauthority.ca/en/permalink/coviddoc78