Journal of Korean Academy of Oral and Maxillofacial Radiology (치과방사선)

Korean Academy of Oral and Maxillofacial Radiology (대한영상치의학회)
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ROENTGENOGRAPHIC STUDIES ON THE GROWTH & DEVELOPMENT OF LOWER THIRD MOLARS IN KOREAN FEMALE.

한국인 여성 하악 제3대구치 발육에 관한 X선학적 연구

  • Lim Hyoung Soon (Department of Dental Radiology, Graduate School, Seoul National University)
  • 임형순 (서울대학교 대학원 치의학과 치과방사선학)
  • Published : 1976.12.01
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Abstract

The author obtained the following results through the studies on 1012 roentgenograms of lower third molar regions of Korean female; 1. The rate of presence of lower third molars was 78.9 percent. 2. The period that crowns of lower third molars become completed was 16.1 years. 3. The period that completion of apices of lower third molars become completed was over 27 years.

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