Skip to main content
. 2020 Jul 4;18(3):a44688. doi: 10.3290/j.ohpd.a44688

Fig 1.

Fig 1

Measurements on the panoramic radiograph. a = cortical width (CW); a/b = panoramic mandibular index (PMI); d/c = mandibular alveolar bone resorption index (MM ratio).