The Serum Institute will apply within two weeks for the emergency use of the coronavirus vaccine being developed by the University of Oxford and pharma giant AstraZeneca, the vaccine maker's chief Adar Poonawalla said on Saturday after a meeting with Prime Minister Narendra Modi. "As of now, we don't have anything in writing with the government of India on how many doses they will purchase but the indication is that it would be 300-400 million doses by July 2021," he told reporters. "We are in t