Woo Ok Hee, Yong Hwan Seok, Oh Yu-Whan, Lee Sung Yong, Kim Han Kyeom, Kang Eun-Young
Department of Radiology, College of Medicine, Korea University, Korea University Guro Hospital, 97 Guro-dong, Guro-ku, Seoul 152-703, Korea.
AJR Am J Roentgenol. 2007 May;188(5):W412-4. doi: 10.2214/AJR.05.0835.