Author/Authors :
AN, So-Youn Dept. of Pediatric Dentistry - College of Dentistry - Wonkwang University - Daejeon - South Republic of Korea , HONG, Ki Seok Perio-Implant Research Center - Dankook University College of Dentistry - Cheonan - South Republic of Korea , PARK, Jong-Tae Dept. of Oral Anatomy - Dankook University College of Dentistry - Cheonan - South Republic of Korea