TAKEI Hirokazu (Division of Pediatric Emergency Medicine, Department of Pediatric Emergency and Critical Care Medicine, Tokyo Metropolitan Children's Medical Center)

ONO Yusuke (Pediatrics, Kitakyushu Municipal Yahata Hospital)

KONO Tatsuo (Department of Radiology, Tokyo Metropolitan Children's Medical Center)

HOSOKAWA Takahiro¹, YAMADA Yoshitake², SATO Yumiko¹, TANAMI Yutaka¹, MIYASAKA Yusuke¹, OHIRA Kenji¹, OGUMA Eiji¹ (1.Radiology, Saitama Children's Medical Center, 2.Radiology, Keio Univercity)