ARTICLES BY THIS AUTHOR
- 5/5/2021
Single dose of Pfizer vaccine more effective against variants in people with prior COVID-19 infection
Study examines protective effect of a single dose of Pfizer-BioNTech vaccine against variants in people with or without prior COVID-19 infection. - 5/5/2021
Canadian policy-makers eagerly await results from study on mixing COVID-19 vaccines
Initial results expected in next few weeks