From the ∗First Department of Internal Medicine
†Department of Pathology
‡First Department of Surgery, Faculty of Medicine, University of Yamanashi, Chuo, Japan.
Received for publication January 8, 2019; accepted June 20, 2019.
Address correspondence to: Mitsuharu Fukasawa, MD, PhD, First Department of Internal Medicine, Faculty of Medicine, University of Yamanashi, 1110 Shimokato, Chuo, Yamanashi 409-3898, Japan (e-mail: [email protected]).
This study was supported by grants from Japan Society for the Promotion of Science (JSPS KAKENHI Grant Numbers: 25860527, 18K07999, and 15K09044; http://www.jsps.go.jp/j-grantsinaid/).
The authors declare no conflict of interest.
S.T. designed and carried out experiments and wrote the manuscript. M.K., H.S., E.T., S.H., Y.F., and H.H. collected materials and interpreted experimental data with clinical data. K.M. re-evaluated all resected tissues histologically. M.F., H.Ka., and S.K. reassessed the diagnosis of all cases in this study. S.M., H.Ko, J.I., T.S., D.I., and N.E. gave the concept of this article and revised the manuscript critically. All authors had final approval of the manuscript.
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