Reference to paper: Whitty C.J.M.et al 2020BMJ 2020;368:l6964 doi: 10.1136/bmj.l6964 (Published 6 January 2020)Link to paper: https://www.bmj.com/content/bmj/368/bmj.l6964.full.pdfFor more blogs see here: https://www.3vh.org/essential-insights/category/paper-of-the-week/