1.
Korean Journal of Obstetrics and Gynecology
;
: 3768-3773, 1993.
Article
in Korean
| WPRIM
| ID: wpr-115612
2.
Korean Journal of Obstetrics and Gynecology
;
: 349-358, 1992.
Article
in Korean
| WPRIM
| ID: wpr-82561
3.
Korean Journal of Obstetrics and Gynecology
;
: 603-606, 1991.
Article
in Korean
| WPRIM
| ID: wpr-59881