Intermittent social distancing may be required lasting up to 2022 to lessen the pressure on healthcare systems across the globe and to reduce to impact of the novel coronavirus outbreak. This is from a recent study by Harvard scientists who modelled the pandemic's trajectory.
https://www.thehindubusinessline.com/news/science/covid-19-harvard-study-suggests-bouts-of-social-distancing-required-till-2022/article31345971.ece