Canadian Government: NACI recommends that AstraZeneca COVID-19 vaccine should not be used in adults under 55 years of age 3 April 2021 Health and Wellbeing NACI recommends that AstraZeneca COVID-19 vaccine should not be used in adults under 55 years of age Read More
Phys.org: Water purification system engineered from wood, with help from a microwave oven 26 April 2021
