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KMID : 0362719730110050313
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Journal of the Korean Dental Association
1973 Volume.11 No. 5 p.313 ~ p.316
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The Statistical Study on Primary Fused Teeth and The Corresponding Permanent Teeth by Orthopantomograph
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Park Byung-Jin
Cho Sa-Hyun
Woo Won-Sup
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Abstract
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970 children visited attached hospital, S.N.U, were taken orthopantomograph. Of those children, there were 14 patients who have primary fused teeth. The author observed those cases and got following results. 1) Incidence of primary fused teeth was higher in female. 2) In the order of frequency, fused teeth of mandibular right primary lateral incisor and canine were 9 and that of mandibular left primary lateral incisor and canine were 4, and there was only one case in maxillary. 3) 13 cases showed the congenital absence of lateral incisor of the corresponding permanent teeth. 4) Incidence of fused teeth was 1.44%.
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