Key words: fourth molar, supernumerary tooth, impacted tooth

关键词: 第四磨牙, 多生牙, 埋伏阻生牙

张肖雅，花超超，郭玉静，张荣和 . 对称性上颌第四磨牙埋伏阻生1例报告[J]. 中国实用口腔科杂志, DOI: 10.19538/j.kq.2019.10.013.

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