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Katsuhiro Hayashi, Norio Yamamoto, Akihiko Takeuchi, Shinji Miwa, Kentaro Igarashi, Yoshihiro Araki, Hirotaka Yonezawa, Sei Morinaga, Yohei Asano, Hiroyuki Tsuchiya 
World J Clin Cases 9(4):854-863. Published online Feb 6, 2021. doi: 10.12998/wjcc.v9.i4.854