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  Indian J Med Microbiol
 

Table 1: Frequency distribution of age, sex, father's level of education, Mother's level of education and type of lip coverage in a sample of 200 children aged 12-15 years

Table 1: Frequency distribution of age, sex, father's level of education, Mother's level of education and type of lip coverage in a sample of 200 children aged 12-15 years