THE INFLUENCE OF PREMATURE MANDIBULAR PRIMARY MOLARS EXTRACTION ON THE ERUPTION OF THEIR SUCCESSORS AND THE INCLINATION OF THEIR ADJACENT TEETH (하악 유구치 조기상실이 후계승치 붕출 및 인접치경사에 미치는 영향)
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- The Journal of the Korean dental association
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- v.10 no.6
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- pp.339-346
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- 1972