Erratum: Trends in Black and White Opioid Mortality in the United States, 1979–2015

Regarding the article by Alexander MJ¹ et al. in the September 2018 issue of Epidemiology, the authors discovered that what was intended as a note in revisions was mistakenly interpreted as a text revision to the abstract in the proof: ‘Earlier data did not include ethnicity so this is incorrect. It is all black and all white residents in the US.’