• Journal of the Korean Dentistry   1991  Volume.29  No.6 75 ~ 81

• Journal of the Korean Dentistry   1991  Volume.29  No.6 67 ~ 74

• Journal of the Korean Dentistry   1991  Volume.29  No.6 61 ~ 66

• Journal of the Korean Dentistry   1991  Volume.29  No.6 53 ~ 56

• Journal of the Korean Dentistry   1991  Volume.29  No.6 48 ~ 51

• Journal of the Korean Dentistry   1991  Volume.29  No.6 44 ~ 47

• Journal of the Korean Dentistry   1991  Volume.29  No.6 39 ~ 43

• Journal of the Korean Dentistry   1991  Volume.29  No.6 34 ~ 38

• Journal of the Korean Dentistry   1991  Volume.29  No.6 30 ~ 33

• Journal of the Korean Dentistry   1991  Volume.29  No.6 25 ~ 29

• Journal of the Korean Dentistry   1991  Volume.29  No.6 21 ~ 23