*Department of Radiology
†Department of Pediatrics
‡Department of Pathology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Address correspondence and reprint requests to Yun-Jin Jang, Department of Radiology, Kyungpook National University School of Medicine, 200 Dongduk-Ro, Jung-Gu, Daegu 700-712, Republic of Korea (e-mail: firstname.lastname@example.org).
Received 29 January, 2013
Accepted 23 February, 2013
The authors report no conflicts of interest.