Wickramasinghe, W. A. K. K.; Karunaratne, K. G. N. S.; Perera, G. L. R. S.; Ganegoda, U. A.; Silva, A.; Katulanda, P.; Constantine, G. R.
(2007)
Abstract :
Objectives: To determine the prevalence and patterns of smoking among different socio-demographic groups in Sri Lanka.
Methodology: A nationally representative cross sectional study was conducted in 7 out ...