1. Integrative Cancer Center, East-West Neo Medical Center, Kyung Hee University, 149 Sangil-Dong, Gangdong-Ku Seoul 134-727, Republic of Korea
2. Graduate School of East-West Medical Science, Kyung Hee University, Yongin 449-701, Republic of Korea
3. Department of Hematology and Oncology, East-West Neo Medical Center, Kyung Hee University, Seoul 134-727, Republic of Korea