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  Indian J Med Microbiol
 

Figure 2: Horizontal position of the upper and lower incisor tips as well as lips. 1, most anterior point of upper lip to y axis; 2, upper incisor tip-y axis; 3, mandibular incisor tip-y axis; 4, most anterior point of lower point-axis; 5, nasolabial angle; 6, mentolabial angle

Figure 2: Horizontal position of the upper and lower incisor tips as well as lips. 1, most anterior point of upper lip to y axis; 2, upper incisor tip-y axis; 3, mandibular incisor tip-y axis; 4, most anterior point of lower point-axis; 5, nasolabial angle; 6, mentolabial angle