Previous Issue   Volume 23(4); Dec 1990
Sung Moo Kim, Kyou Chull Chung
Korean J Prev Med. 1990;23(4):371-390.
G L Cho, D H Moon, J Lee, H R Sin, Y W Kim, H J Park, K T Pae
Korean J Prev Med. 1990;23(4):391-403.
Eun Hee Ha, Sun Hee Kim, Ji Yong Kang
Korean J Prev Med. 1990;23(4):404-415.
Seok Goo Lee, Hyeong Ryeol Yoon, Gi Hyo Lee, Ok Ryun Moon
Korean J Prev Med. 1990;23(4):416-427.
Seung Hum Yu, Chong Yon Park
Korean J Prev Med. 1990;23(4):428-435.
Choong Wan Lee, Seung Hum Yu, Hee Choul Oh
Korean J Prev Med. 1990;23(4):436-450.
Hayoung Park, Euichul Shin, Kwongho Meng
Korean J Prev Med. 1990;23(4):451-464.