Exposure to air pollution and tobacco smoking and their combined effects on depression in six low- and middle-income countries.
Lin H, Guo Y, Kowal P, Airhihenbuwa CO, Di Q, Zheng Y, Zhao X, Vaughn MG, Howard S, Schootman M, Salinas-Rodriguez A, Yawson AE, Arokiasamy P, Manrique-Espinoza BS, Biritwum RB, Rule SP, Minicuci N, Naidoo N, Chatterji S, Qian ZM, Ma W, Wu F. Exposure to air pollution and tobacco smoking and their combined effects on depression in six low- and middle-income countries. Br J Psychiatry. 2017 Sep; 211(3):157-162.