SAO PAULO, Brazil (AFP) — Sao Paulo state, Latin America’s coronavirus epicenter, will launch a Covid-19 vaccination campaign in January, the governor said Monday, though a political battle with Brazilian President Jair Bolsonaro could derail those plans. Governor Joao Doria said large-scale immunization using Chinese-developed vaccine CoronaVac would begin with health care workers, the elderly and other vulnerable groups on January 25. “The target public for this initial phase was chosen based on the incidence […]