Puschel K, Thompson B, Olcay F, Ferreccio C. [Predictive factors for smoking initiation and quitting among a cohort of Chilean women followed for 5.5 years]. Rev Med Chil. 2009 Aug;137(8):1001-9. Epub 2009 Nov 4. Spanish.
Puschel K, Thompson B, Olcay F, Ferreccio C. [Predictive factors for smoking initiation and quitting among a cohort of Chilean women followed for 5.5 years]. Rev Med Chil. 2009 Aug;137(8):1001-9. Epub 2009 Nov 4. Spanish.