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We randomly chose more than 1500 chil-dren, with ages ranging from 1-12, and dividedthem into 11 age groups. We got 6 measurementsrelated to the upper lip and with these 6 mea-surements we were able to calculate the upperlip area. Tbe results from analysis showed: (1)
We that were more than 1500 chil-dren, with ages ranging from 1-12, and dividedthem into 11 age groups. We got 6 measurementsrelated to the upper lip and with these 6 mea-surements we were able to calculate the upperlip area. Tbe Results from analysis showed: (1)