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J H Li1, X J Liu1, X X Bai2

  • 1Department of Special Dental, The First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, China.

概括

经过修改的平面开端针 (FS针) 通过平衡低顶压与有效的液体更换来改善根管灌,在临界深度上优于传统针.