1.
Korean Journal of Obstetrics and Gynecology
;
: 1327-1333, 1993.
Article
in Korean
| WPRIM
| ID: wpr-44983
2.
Korean Journal of Obstetrics and Gynecology
;
: 289-292, 1991.
Article
in Korean
| WPRIM
| ID: wpr-134927
3.
Korean Journal of Obstetrics and Gynecology
;
: 289-292, 1991.
Article
in Korean
| WPRIM
| ID: wpr-134926