1.
Korean Journal of Obstetrics and Gynecology
;
: 2774-2778, 1993.
Article
in Korean
| WPRIM
| ID: wpr-91501
2.
Korean Journal of Obstetrics and Gynecology
;
: 1861-1866, 1992.
Article
in Korean
| WPRIM
| ID: wpr-192585