Case report and review of mechanical failure of eruption of the maxillary second primary molar with ectopic  eruption of the first permanent molar

作者：Xuguang Gao, Qianyi Li, Yunyang Li, Jianwen Li, Qian Xiang, Ying Fang, M. Zou, Y Chen, Sujuan Zeng · 发表于：Research Square · 年份：2024 · DOI：10.21203/rs.3.rs-5211085/v1 · 研究领域：dental development and anomalies、Dental Trauma and Treatments、Endodontics and Root Canal Treatments