Hundreds of Thai medical workers infected despite Sinovac vaccinations

Thailand's health ministry said on Sunday more than 600 medical workers who received two doses of China's Sinovac vaccine have been infected with Covid-19, as authorities weigh giving booster doses to raise immunity.

Of the 677,348 medical personnel who received two doses of Sinovac, 618 became infected, health ministry data from April to July showed. A nurse has died and another medical worker is in critical condition.

An expert panel has...