1.
Journal of the Korean Pediatric Society
;
: 180-189, 1991.
Article
in Korean
| WPRIM
| ID: wpr-106598
2.
Journal of the Korean Pediatric Society
;
: 240-249, 1991.
Article
in Korean
| WPRIM
| ID: wpr-106591
3.
Journal of the Korean Pediatric Society
;
: 1689-1698, 1990.
Article
in Korean
| WPRIM
| ID: wpr-206035