[block type="summary”]The latest figures from the Ministry of Health show that 485 new cases of coronavirus were discovered yesterday.
Brazil is a top testing ground for vaccines against Covid-19, but its plans for vaccinating its own population have been plunged into chaos by a political war waged by President Jair Bolsonaro.
[block type="summary”]Asymptomatic coronavirus sufferers appear to lose detectable antibodies sooner than people who have exhibited Covid-19 symptoms, according to one of the biggest studies of its kind in Britain published on Tuesday.
