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J Korean Dent Assoc. 1973;11(8):531-540. Published online August 31, 1973.
- 희유한 하악 제 3 소구치 일례
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이상철1, 임택재2, 조영필3
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1경희대학교 치과대학
2경희대학교 치과대학
3경희대학교 치과대학 -
- A Case of 3rd Premolar in the Right Lower Jaw
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Sang-Chull Lee1, Tack-Jai Im2, Young-Pill Cho3
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1School of Dentistry, Kyung Hee University
2School of Dentistry, Kyung Hee University
3School of Dentistry, Kyung Hee University -
- Abstract
- 1) The authors has observed in a boy of 21 years old a supernumerary 3rd premolar tooth the crown of which emerged from the fight lingual side close to the both premolar, mandible.
2) They may have a conical form or be otherwise rudimentary or vestigial, but they do not present ancestal characters.
3) According to the reports of formaers and our experiences about it, the large number of the eruption area was in lingual or palatal side.
4) A third premolar in man could only be accounted for as atavisms by a reversion covering so long a period of time.
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