Soon-Young Moon, Hee-Jin Park, Mi-Sung Kim, Noh-Hyuck Park, Chan-Sub Park, Sang-Yeop Yi, Hyung-Soo Kim

J Korean Soc Radiol.2011;64(5):497-501.   Published online 2011 May 31     DOI: http://dx.doi.org/10.3348/jksr.2011.64.5.497