Ji Eun Lee, Sung Pyo Hong, Dae Ho Ahn, Tae Joo Jeon, Min Kyung Kang, Chang Il Kwon, Kwang Hyun Ko, Seong Gyu Hwang, Pil Won Park, Kyu Sung Rim

Yonsei Med J.2011;52(1):81-88.   Published online 2010 November 30     DOI: http://dx.doi.org/10.3349/ymj.2011.52.1.81