Learning from history, how do pandemics spread and end? Perspectives on future scenarios D EA SPR Persistent Spanish flu Repeated large community spread version 2.0 outbreaks ‘Medical’ end ‘Social’ end Virus impact minimized by development Societies adopt varying philosophies to of medical interventions, or mutates respond to the virus ND E Mutation Prevention and Treatments Minimization Moderation Vaccines Taiwan Sweden Source: IQVIA Global Supplier & Association Relations perspectives, May 2020;h ttps://www.nytimes.com/2020/05/10/health/coronavirus-plague-pandemic-history.html IQVIA Global Executive Briefing: COVID-19 June 2020; Copyright 2020 IQVIA. 8