The effects of unilateral hyper-erupted third molar tooth on apical stress distribution of mandibular teeth by photoelastic analysis 第三磨牙伸长对下颌各牙根尖应力分布规律影响的光弹实验研究
The Study of the Relationship between Diseases of Maxillary Third Molar Teeth and Their Complications 上颌第三磨牙疾患及其并发症的关系研究
26.13% of 111 maxillary third molar teeth arranged buccally, more frequent than the mandibular third molar teeth ( 10.38% of 106) ( P 0.01). 26.13%的上颌第三磨牙为颊向位,明显多于下颌第三磨牙的10.38%(P0.01)。