Anchorage control in the differential straight-arch technique and the tip-edge bracket
The purpose of this paper is twofold: first, to investigate anchorage control in four premolar extraction cases using the concept of Differential Straight-Arch Technique and the Tip-Edge bracket, and second, to compare anchorage loss in the maxillary arch between first premolar extraction and second...
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| 格式: | Thesis |
| 语言: | English |
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