GBD 2019 Chewing Tobacco Collaborators & Ghith, N 2021, ' Spatial, temporal, and demographic patterns in prevalence of chewing tobacco use in 204 countries and territories, 1990-2019: A systematic analysis from the Global Burden of Disease Study 2019 ', The Lancet Public Health, vol. 6, no. 7, pp. e482-e499 . https://doi.org/10.1016/S2468-2667(21)00065-7 e499 e482 GBD 2019, Chewing Tobacco Collaborators (2021). Spatial, temporal, and demographic patterns in prevalence of chewing tobacco use in 204 countries and territories, 1990-2019: a systematic analysis from the Global Burden of Disease Study 2019. The lancet. Public health, 6(7), e482-e499. Elsevier 10.1016/S2468-2667(21)00065-7 The Lancet. Public Health