1.
Korean Journal of Obstetrics and Gynecology
;
: 2152-2160, 1993.
Article
in Korean
| WPRIM
| ID: wpr-178125
2.
Korean Journal of Obstetrics and Gynecology
;
: 3149-3154, 1993.
Article
in Korean
| WPRIM
| ID: wpr-210857