| 1997 | | Clinical Diversity of Struma Ovarii | 권혁찬, 오기석, 유희석, 이은주, 장기홍 |
| 1998 | | Diagnosis of ovarian torsion with color Doppler sonography: depiction of twisted vascular pedicle. | 권혁찬, 서정호, 이은주, 주희재 |
| 1995 | | Diagnostic efficacy of Sonohysterography in patients with irregular vaginal bleeding | 권혁찬, 양정인, 오기석, 유희석, 이은주, 장기홍, 주희재 |
| 1998 | | Efficacy of Sclerotherapy for Management of Recurrent Benign Adnexal Cys | 권혁찬, 오기석, 유희석, 이은주, 장기홍, 황경주 |
| 1996 | | Prenatal Sonographic Diagnosis of a Cephalothoracopagus Syncephalus | 권혁찬, 양정인, 오기석, 이기범, 이은주, 주희재 |
| 1997 | | Significance of Color Doppler Sonography in the Conservative Therapy of Adnexal Torsion | 권혁찬, 오기석, 유희석, 이숙영, 이은주, 장기홍, 황경주 |
| 1996 | | The Efficacy of Endoluminal Ultrasound System (EUS) as an Optional Baseline Study of Early Stage Cervical Cancer | 권혁찬, 김행수, 양정인, 오기석, 유희석, 이은주, 장기홍 |
| 1999 | | Transvaginal Color Doppler Imaging of Uterine Contractions in Early Pregnancies: Significance of Uterine Contractions in Early Pregnancy Failure | 권혁찬, 서정호, 이은주 |
| 1995 | | Usefulness of Sonohysterography in the Differentation of Endometrial and Endometrial Cavity Abonormalities: Comparison with Transvaginal Sonography | 권혁찬, 이은주, 주희재 |
