Robles E, Vargas PA, Perry TT, Feild CR. Reducing exposure of pre-school children to environmental tobacco smoke: feasibility of a program for parents and other caregivers. MJBA [Internet]. 2010 Mar. 23 [cited 2024 May 13];35(2):7-22. Available from: https://revistas.unam.mx/index.php/rmac/article/view/16105