Canada extends shelf life of AstraZeneca jab by 1 month
Vietnam finds new virus variant, hybrid of India, UK strains
29 May 2021More states ease lingering virus rules as vaccine rates rise
30 May 2021Canada extends shelf life of AstraZeneca jab by 1 month
Canadian health authorities announced Saturday they were pushing back the expiration date on nearly 50,000 doses of AstraZeneca coronavirus vaccine by one month.
