King BA, Mirza SA, Babb SD, for the GATS Collaborating Group. A cross-country comparison of secondhand smoke exposure among adults: findings from the Global Adult Tobacco Survey (GATS). Tob Control 2013;22:e5. "Anna Koziel” was incorrectly listed in the 'International Collaborators' section of the article. The correct name that should have been used here is “Dorota Kaleta”.