Se Kook Kee, Jae Oh Kim, Oh Kyoung Kwon, Soon Young Nam, Kyung Hwan Byun, Byung Ki Kim, Jong Yeol Kim

J Korean Surg Soc.2009;77(1):59-63.   Published online 2009 July 3     DOI: http://dx.doi.org/10.4174/jkss.2009.77.1.59