Tobacco smoking patterns in a rural community in Negri Sembilan.
D000293:Adolescent; D000328:Adult; D000368:Aged; D005006:Ethnicity; D005260:Female; D006801:Humans; D008296:Malaysia; D008297:Male; D008875:Middle Aged; D012424:Rural Population; D012907:Smoking / Q000453:epidemiology