Jung-Jin Park, Yeung B Jin, Yoon-Jin Lee, Jae-Seon Lee, Yun-Sil Lee, Young-Gyu Ko* and Minyoung Lee*
* Corresponding authors: Young-Gyu Ko ygko@korea.ac.kr - Minyoung Lee mylee@kcch.re.kr
BMC Cancer 2012, 12:81 doi:10.1186/1471-2407-12-81