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  Indian J Med Microbiol
 

Figure 2: Shows the tracing of the mesially impacted tooth where: Theta 1-angulation of PMM3 to PMM2, theta 2 - angulation of PMM3 to base of mandible, theta 3 - gonial angle, M-D - mesio-distal crown width, A-B - retro molar spacer

Figure 2: Shows the tracing of the mesially impacted tooth where: Theta 1-angulation of PMM3 to PMM2, theta 2 - angulation of PMM3 to base of mandible, theta 3 - gonial angle, M-D - mesio-distal crown width, A-B - retro molar spacer