News Snapshot:
Coronavac has been given to frontline health care workers in close contact with coronavirus patients. ― Reuters pic SAO PAULO, Jan 13 — The Chinese-developed Coronavac Covid-19 vaccine has demonstrated a 50 per cent efficacy following tests in Brazil, the organisation in charge of its production in the South American country said yesterday. Coronavac has been given to frontline health care workers in close contact with coronavirus patients. The Butantan Institute repeated its claim from last week that the vaccine is 78 per cent effective in preventing mild cases that needed treatment and showed 100 per cent efficacy in staving...
