Titlebook: Oral Healthcare in Pregnancy and Infancy; Lindsay Hunter,Bruce Hunter Textbook 1997Latest edition Macmillan Publishers Limited 1997 care.p

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阻礙

Teething,rges without any bleeding. Following its emergence in the mouth, a tooth continues to erupt until it contacts another in the opposing jaw. Further vertical movement, as well as drifting in a mesial direction accompanies the growth of alveolar bone in both jaws.

gregarious