Maria Penha Uchoa Sales, Mara Rúbia Fernandes de Figueiredo, Maria Irenilza de Oliveira, Helano Neiva de Castro
Sales MPU, Figueiredo MRF, Oliveira I, Castro HN. Outpatient smoking cessation program in the state of Ceará, Brazil: patient profiles and factors associated with treatment success . J Bras Pneumol. 2006;32(5):410-417