Visualitza per matèria "Cross-sectional study"

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  • Pérez-Ortuño, Raúl; Fu, Marcela; Martínez-Sánchez, Jose M.; Martínez, Cristina; Ballbé, Montse; Pérez-Ortuño, Raúl; Saltó i Cerezuela, Esteve; Pascual Esteban, José A.; Fernández, Esteve (Elsevier, 2017)
    AIMS: The objectives of the present study were to describe smoking prevalence and compare the smoking attributes of adult smokers according to the type of tobacco product consumed. METHODS: Repeated cross-sectional surveys ...