Source: https://www.dogbeachvet.com/component/bt_media/5-vet-dentistry-cases/22-both-alexas-lower-first-molars-were-severely-abscessed--this-one-most-common-places-small-dogs-periodontal-disease-can-have-jaw-fracture--if-there-enough-bone-loss-even-biting-down-piece-food-can-cause-jaw-break