Online desk: A mixed vaccination of first AstraZeneca and then a Pfizer COVID-19 shot boosted neutralising antibody levels by six times compared with two AstraZeneca doses, a study from South Korea showed. The study involved ...
Two doses of Pfizer or AstraZeneca’s COVID-19 vaccine are nearly as effective against the highly transmissible Delta virus variant as they are against the previously dominant Alpha variant, a study published on Wednesday showed. Officials ...
The shops in front of Chadni Chowk market in Dhaka were seen buzzing with people on July 16, 2021. Photo: Star file/ Muntakim Saad Online desk: The Associated Press, among others, reported that the ...