The idea of giving booster jabs comes with people in some countries still waiting to receive their first. Photo: Bloomberg
Opinion
Opinion
As I see it
by Josephine Ma
Covid-19: question of booster jabs needs real-world data on Chinese vaccines
Most vaccines are believed to protect against severe cases, but a booster shot could be the way to counter mutations
However, vaccines’ success in stopping transmission remains in doubt, and using shots as booster doses may deny them to those yet to be vaccinated at all