1.
Journal of the Korean Pediatric Society
;
: 522-527, 1990.
Article
in Korean
| WPRIM
| ID: wpr-216324
2.
Journal of the Korean Pediatric Society
;
: 375-380, 1989.
Article
in Korean
| WPRIM
| ID: wpr-83610
3.
Journal of the Korean Pediatric Society
;
: 486-494, 1989.
Article
in Korean
| WPRIM
| ID: wpr-34665