Frequency of oral precancerous conditions in 407 Malaysians--with correlation to oral habits.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001114:Areca; D005006:Ethnicity; D005260:Female; D006184:Habits; D006801:Humans; D007972:Leukoplakia, Oral / Q000453:epidemiology*; D008296:Malaysia; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000453:epidemiology* / Q000209:etiology; D009754:Nuts; D010157:Palatal Neoplasms / Q000453:epidemiology; D010946:Plants, Medicinal; D011230:Precancerous Conditions / Q000453:epidemiology* / Q000209:etiology; D012737:Sex Factors; D012907:Smoking