Data Published By: Global Burden of Disease Collaborative Network. Global Burden of Disease Study 2016 (GBD 2016) Results. Seattle, United States: Institute for Health Metrics and Evaluation (IHME), 2017.
Data publisher source:
Deaths from Smalllpox and all causes in London 1629-1902
Deaths from smallpox per million population (Edwardes, 1902)
Literacy by years of schooling US 1947 – OECD (2014)
Cereal production index - WDI (2017)