1. Clinical significance of serum CA15-3 as a prognostic parameter during follow-up periods in patients with breast cancer
Won Gong Chu and Dong Won Ryu
Ann Surg Treat Res. 2016 Feb;90(2):57-63.
Received August 26, 2015; Revised September 30, 2015; Accepted October 12, 2015

2. Clinicopathologic Characteristics of Breast Cancer Stem Cells Identified on the Basis of Aldehyde Dehydrogenase 1 Expression
Yoon Seok Kim, Min Jung Jung,1 Dong Won Ryu and Chung Han Lee
Department of Surgery, Kosin University Gospel Hospital, Busan, Korea.
1Department of Pathology, Kosin University Gospel Hospital, Busan, Korea.
J Breast Cancer. 2014 Jun;17(2):121-128.

3. Diagnostic Value of Elastography Using Acoustic Radiation Force Impulse Imaging and Strain Ratio for Breast Tumors
Yoon Seok Kim, Jung Gu Park,1 Beom Su Kim,1 Chung Han Lee and Dong Won Ryu
Department of Surgery, Kosin University Gospel Hospital, Busan, Korea.
J Breast Cancer. 2014 Mar;17(1):76-82

4. Outcome of triple-negative breast cancer in patients with or without markers regulating cell cycle and cell death
Dong Won Ryu and Chung Han Lee
Department of Surgery, Kosin University Gospel Hospital, Busan, Korea.
J Korean Surg Soc. 2012 Oct;83(4):187-195.

5. Impact of Serum HER2 Levels on Survival and Its Correlation with Clinicopathological Parameters in Women with Breast Cancer
Dong Won Ryu, and Chung Han Lee
Department of Surgery, Kosin University Hospital, Busan, Korea.
J Breast Cancer. 2012 Mar;15(1):71-78.

6. Clinical significance of morphologic characteristics in triple negative breast cancer
Dong Won Ryu, Min Jung Jung,1 Woo Sik Choi and Chung Han Lee
Department of Surgery, Kosin University Gospel Hospital, Kosin University College of Medicine, Busan, Korea.
J Korean Surg Soc. 2011 May;80(5):301-306