Chang SJ, Bristow RE, Ryu HS. Analysis of para-aortic lymphadenectomy up to the level of the renal vessels in apparent early-stage ovarian cancer. J Gynecol Oncol. 2013 Jan;24(1):29-36

Chang SJ, Bristow RE, Ryu HS. Impact of Complete Cytoreduction Leaving No Gross Residual Disease Associated with Radical Cytoreductive Surgical Procedures on Survival in Advanced Ovarian Cancer. Ann Surg Oncol. 2012;19(13):4059-67.

Kong TW, Chang SJ, Paek J, Yoo SC, Yoon JH, Chang KH, Chun M, Ryu HS. Comparison of concurrent chemoradiation therapy with weekly cisplatin versus monthly fluorouracil plus cisplatin in FIGO stage IIB-IVA cervical cancer. J Gynecol Oncol. 2012;23(4):235-41.

Chang SJ, Bristow RE, Ryu HS. Prognostic significance of systematic lymphadenectomy as part of primary debulking surgery in patients with advanced ovarian cancer. Gynecol Oncol. 2012 Sep;126(3):381-6.

Kong TW, Paek J, Chang SJ, Chun M, Chang KH, Ryu HS. Comprehensive staging surgery including complete pelvic and para-aortic lymphadenectomy followed by adjuvant vaginal brachytherapy improves survival rates for intermediate-risk endometrial cancer patients. Gynecol Obstet Invest. 2012;74(1):68-75.

Chang SJ, Ryu HS, Nam JH. Uterine artery-preserving laparoscopic radical trachelectomy for early cervical cancer: technical aspects. Gynecol Oncol. 2012 Aug;126(2):277-8.

Chang SJ, Ryu HS. Laparoscopic para-aortic lymphadenectomy in endometrial cancer patient with left-sided inferior vena cava. Gynecol Oncol. 2012 Jul;126(1):147-8.

Chang SJ, Bristow RE, Ryu HS. A model for prediction of parametrial involvement and feasibility of less radical resection of parametrium in patients with FIGO stage IB1 cervical cancer. Gynecol Oncol. 2012 Jul;126(1):82-6.

Chang SJ, Bristow RE. Evolution of surgical treatment paradigms for advanced-stage ovarian cancer: redefining 'optimal' residual disease. Gynecol Oncol. 2012 May;125(2):483-92.

Kim HS, Choi CH, Lim MC, Chang SJ, Kim YB, Kim MA, Kim TJ, Park SY, Kim BG, Song YS, Bae DS, Kim JW. Safe criteria for less radical trachelectomy in patients with early-stage cervical cancer: a multicenter clinicopathologic study. Ann Surg Oncol. 2012 Jun;19(6):1973-9.

Hong WS, Kim KS, Jung YS, Kang SY, Kang DK, Kim TH, Yim H, Chun M, Park MC, Chang SJ. Risk Reducing Surgery in Carriers with Double Heterozygosity for BRCA1 and BRCA2 Mutations. J Genet Med. 2012 Jun;9(1):25-30.

Kim WY, Chang SJ, Chang KH, Yoo SC, Lee EJ, Ryu HS. Reliability of magnetic resonance imaging for bladder or rectum invasion in cervical cancer. J Reprod Med. 2011 Nov-Dec;56(11-12):485-90.

Kim WY, Chang SJ, Chang KH, Yoo SC, Chun M, Ryu HS. Treatment patterns and outcomes in bulky stage IB2 cervical cancer patients: a single institution's experience over 14 years. Gynecol Obstet Invest. 2011;71(1):19-23.

Chang SJ, Kong TW, Kim WY, Yoo SC, Yoon JH, Chang KH, Ryu HS. Lymph-vascular space invasion as a significant risk factor for isolated para-aortic lymph node metastasis in endometrial cancer: a study of 203 consecutive patients. Ann Surg Oncol. 2011 Jan;18(1):58-64.

Kong TW, Kim JH, Chang SJ, Chang KH, Ryu HS, Joo HJ. Sarcomatoid squamous cell carcinoma of the uterine cervix successfully treated by laparoscopic radical hysterectomy: a case report. J Reprod Med. 2010 Sep-Oct;55(9-10):445-8.

Yoon JH, Yoo SC, Kim WY, Chang SJ, Chang KH, Ryu HS. Para-aortic lymphadenectomy in the management of preoperative grade 1 endometrial cancer confined to the uterine corpus. Ann Surg Oncol. 2010 Dec;17(12):3234-40.

Kong TW, Lee KM, Cheong JY, Kim WY, Chang SJ, Yoo SC, Yoon JH, Chang KH, Ryu HS. Comparison of laparoscopic versus conventional open surgical staging procedure for endometrial cancer. J Gynecol Oncol. 2010;21(2):106-11.

Chang SJ, Lee EJ, Kim WY, Yoo SC, Yoon JH, Chang KH, Ryu HS. The Value of Sonohysterography in Preoperative Assessment of Myometrial Invasion for Patients with Endometrial Cancer J Ultrasound Med. 2010;29(6):923-9.

Kim H, Choi DS, Chang SJ, Han JH, Min CK, Chang KH, Ryu HS. The expression of syndecan-1 is related to the risk of endometrial hyperplasia progressing to endometrial carcinoma. J Gynecol Oncol. 2010;21(1):50-5.

Kim WY, Chang SJ, Chang KH, Yoo SC, Ryu HS. Conservative management of stage IA1 squamous cell carcinoma of the cervix with positive resection margins after conization. Int J Gynaecol Obstet. 2010;109(2):110-2.

Yoo SC, Kim WY, Yoon JH, Chang SJ, Chang KH, Ryu HS. Young girls with malignant ovarian germ cell tumors can undergo normal menarche and menstruation after fertility-preserving surgery and adjuvant chemotherapy. Acta Obstet Gynecol Scand. 2010;89(1):126-30.

Chang SJ, Kim WY, Yoo SC, Yoon JH, Chun M, Chang KH, Ryu HS. A validation study of new risk grouping criteria for postoperative treatment in stage IB cervical cancers without high-risk factors: rethinking the Gynecologic Oncology Group criteria. Eur J Obstet Gynecol Reprod Biol. 2009;147(1):91-6.

Yoon JH, Yoo SC, Kim WY, Chang SJ, Chang KH, Ryu HS. Role of HPV DNA testing for detection of high-grade cervical lesions in women with atypical squamous cells of undetermined significance: A prospective study in a Korean population. Eur J Gynaecol Oncol. 2009;30(3):271-74.

Yoo SC, Kim WY, Yoon JH, Kim HY, Lee EJ, Chang SJ, Chang KH, Ryu HS. Accuracy of preoperative magnetic resonance imaging in assessing lymph node metastasis and myometrial invasion in patients with uterine cancer. Eur J Gynaecol Oncol. 2009;30(2):167-70.

Yoo SC, Yoon JH, Kim WY, Chang SJ, Joo HJ, Chang KH, Ryu HS. Premenopausal early-stage endometrial carcinoma patients with low CA-125 levels and low tumor grade may undergo ovary-saving surgery. J Gynecol Oncol. 2009;20(3):181-6.

Byun YJ, Kim HS, Yang JI, Kim JH, Kim HY, Chang SJ. Umbilical artery Doppler study as a predictive marker of perinatal outcome in preterm small for gestational age infants. Yonsei Med J. 2009;50(1):39-44.

Kim WY, Chang SJ, Chang KH, Yoon JH, Kim JH, Kim BG, Bae DS, Ryu HS. Uterine Leiomyosarcoma : 14-year Two-center Experience of 31 Cases. Cancer Res Treat. 2009;41(1):24-28.

Chang SJ, Ryu HS, Chang KH, Yoo SC, Yoon JH. Prognostic significance of the micropapillary pattern in patients with serous borderline ovarian tumors. Acta Obstet Gynecol Scand. 2008;87(4):476-81.

Yoo SC, Yoon JH, Lyu MO, Kim WY, Chang SJ, Chang KH, Ryu HS. Significance of postoperative CA-125 decline after cytoreductive surgery in stage IIIC/IV ovarian cancer. J Gynecol Oncol. 2008;19(3):169-72.

Kim WY, Chang SJ, Chang KH, Yoo SC, Chun M, Ryu HS. Differing prognosis of cervical cancer patients with high risk of treatment failure after radical hysterectomy warrants trial treatment modification. J Gynecol Oncol. 2009;20(1):17-21.

Yoo SC, Chang KH, Lyu MO, Chang SJ, Ryu HS, Kim HS. Clinical characteristics of struma ovarii. J Gynecol Oncol. 2008;19(2):135-138.

Kim YM, Park JY, Lee KM, Kong TW, Yoo SC, Kim WY, Yoon JH, Chang SJ, Chang KH, Ryu HS. Does pretreatment HPV viral load correlate with prognosis in patients with early stage cervical carcinoma? J Gynecol Oncol. 2008;19(2):113-116.

Chang SJ, Kim WY, Yoon JH, Yoo SC, Chang KH, Ryu HS. Para-aortic lymphadenectomy improves survival in patients with intermediate to high-risk endometrial carcinoma. Acta Obstet Gynecol Scand. 2008;87(12):1361-9.

Chang KH, Ryu HS, Chang SJ, Byun YJ, Lee JP. Relationship between Pre-treatment Serum SCC (squamous cell carcinoma) Antigen, Cyfra 21-1 Levels, and Survival in Squamous Cell Carcinoma of the Uterine Cervix. Cancer Res Treat. 2005;37(5):302-306.

Ryu HS, Chang KH, Chang SJ, Kim MS, Joo HJ, Oh KS. Expression of TRAIL (TNF-related apoptosis-inducing ligand) receptors in cervical cancer. Int J Gynecol Cancer. 2000;10(5):417-424.