Disclaimer: Early release articles are not considered as final versions. Any changes will be reflected in the online version in the month the article is officially released. Takehiro Hashimoto , Miyuki Uehara, Yuta Shingai, Daisuke Tamura, Kazunori Kimitsuki, Hirotaka Shibata, and Kazufumi Hiramatsu Author affiliation: Oita University Hospital, Yufu, Japan (T. Hashimoto, K. Hiramatsu); Oita University Faculty of Medicine, Yufu (M. Uehara, Y. Shingai, D. Tamura, K. Kimitsuki, H.
