근관충전 시기와 MINERAL TRIOXIDE AGGREGATE의 APICAL MATRIX두께에 따른 치근단 밀폐도의 평가 (THE INFLUENCE OF OBTURATION TIMING AND THICKNESS OF MINERAL TRIOXIDE AGGREGATE ON SEALING ABILITY OF CANAL WITH OPEN APEX)
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- Restorative Dentistry and Endodontics
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- 제25권4호
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- pp.536-542
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- 2000