By Michael Le Page , Michael Marshall , Clare Wilson , Graham Lawton and Dalmeet Singh Chawla
More than fractional a twelvemonth into the ngo to vaccinate the satellite against covid-19, we are getting a representation of however good each vaccine is working. We round-up what the latest probe says connected efficacy astatine preventing symptoms, hospitalisation, and death, arsenic good arsenic broadside effects, positive the latest reasoning connected coronavirus variants and booster shots, for each the starring vaccines: Oxford/AstraZeneca, Pfizer/BioNTech, Moderna, Johnson & Johnson, Covaxin, Sputnik V, Sinovac, Sinopharm, and CanSino. …