Patterns of tobacco use in low and middle income countries by tobacco product and sociodemographic characteristics: nationally representative survey data from 82 countries.

Theilmann M, Lemp JM, Winkler V, Manne-Goehler J, Marcus ME, Probst C, Lopez-Arboleda WA, Ebert C, Bommer C, Mathur M, Andall-Brereton G, Bahendeka SK, Bovet P, Farzadfar F, Ghasemi E, Mayige MT, Saeedi Moghaddam S, Mwangi KJ, Naderimagham S, Sturua L, Atun R, Davies JI, Bärnighausen T, Vollmer S, Geldsetzer P.
BMJ
http://www.ncbi.nlm.nih.gov/pubmed/36041745