GBD 2015 Tobacco Collaborators. Smoking prevalence and attributable disease burden in 195 countries and territories, 1990–2015: a systematic analysis from the Global Burden of Disease Study 2015. Lancet 2017; 389: 1885–1906—In this Article (published online first on April 5, 2017), Karzan A Mohammad's second affiliation was missing from the Affiliations list, and “Joshua Salomon” should have been listed as “Joshua A Salomon” in the Collaborators list. In the appendix, all column headings in table S8 should have been “rate per 1000”. These corrections have been made to the online version as of Oct 5, 2017.