Seong Ho Yoo, Angela Julie Kim, Shin-Mong Kang, Han Young Lee, Joong-Seok Seo, Tae Jung Kwon, Kyung-Moo Yang

J Korean Med Sci.2013;28(3):438-442.   Published online 2013 March 4     DOI: http://dx.doi.org/10.3346/jkms.2013.28.3.438