Daly D, Walker P O
Department of Preventive Sciences, School of Dentistry, University of Minnesota, Minneapolis.
J Ir Dent Assoc. 1990;36(1):16-7, 19-21.
Many malocclusions are caused by a loss of arch length subsequent to premature tooth loss. Dental practitioners with a knowledge of several simple but effective types of arch length maintainers, can prevent some developing malocclusions.
许多错牙合畸形是由乳牙早失后牙弓长度丧失引起的。了解几种简单但有效的牙弓长度保持器类型的牙科医生可以预防一些正在发展的错牙合畸形。
