Is Omicron More Contagious? What Top Scientist Said In 5 PointsNDTVMonday, November 29, 2021 11:22:48 AM UTCCOVID-19 Omicron: "We know that a combination of vaccination and infection gives you the broadest possible immune response," Dr Gagandeep Kang told NDTV.Read full story on NDTVShare this story on:-