Ishikawa, Yuya
Watanabe, Kei http://orcid.org/0000-0002-8743-7074
Katsumi, Keiichi
Ohashi, Masayuki
Shibuya, Yohei
Izumi, Tomohiro
Hirano, Toru
Endo, Naoto
Kaito, Takashi
Yamashita, Tomoya
Fujiwara, Hiroyasu
Nagamoto, Yukitaka
Matsuoka, Yuji
Suzuki, Hidekazu
Nishimura, Hirosuke
Terai, Hidetomi
Tamai, Koji
Tagami, Atsushi
Yamada, Shuta
Adachi, Shinji
Yoshii, Toshitaka
Ushio, Shuta
Harimaya, Katsumi
Kawaguchi, Kenichi
Yokoyama, Nobuhiko
Oishi, Hidekazu
Doi, Toshiro
Kimura, Atsushi
Inoue, Hirokazu
Inoue, Gen
Miyagi, Masayuki
Saito, Wataru
Nakano, Atsushi
Sakai, Daisuke
Nukaga, Tadashi
Ikegami, Shota
Shimizu, Masayuki
Futatsugi, Toshimasa
Ohtori, Seiji
Furuya, Takeo
Orita, Sumihisa
Imagama, Shiro
Ando, Kei
Kobayashi, Kazuyoshi
Kiyasu, Katsuhito
Murakami, Hideki
Yoshioka, Katsuhito
Seki, Shoji
Hongo, Michio
Kakutani, Kenichiro
Yurube, Takashi
Aoki, Yasuchika
Oshima, Masashi
Takahata, Masahiko
Iwata, Akira
Endo, Hirooki
Abe, Tetsuya
Tsukanishi, Toshinori
Nakanishi, Kazuyoshi
Watanabe, Kota
Hikata, Tomohiro
Suzuki, Satoshi
Isogai, Norihiro
Okada, Eijiro
Funao, Haruki
Ueda, Seiji
Shiono, Yuta
Nojiri, Kenya
Hosogane, Naobumi
Ishii, Ken
Article History
Received: 19 June 2019
Accepted: 27 July 2020
First Online: 1 August 2020
Ethics approval and consent to participate
: The study was performed in accordance with bioethics standards of each institutional ethics committee written below. Because we utilized already available data that did not retain personal identifiers in the process of collection, informed consent was waived.The ethics committee, Niigata University School of Medicine; reference number 2015–1385.The ethics committee, Osaka University School of Medicine; 11360–3.The ethics committee, Tokyo Medical University; 2605.The ethics committee, Osaka City University School of Medicine; 3170.The ethics committee, Nagasaki University School of Medicine; 17032715.The ethics committee, Tokyo Medical and Dental University; M2016–055.The ethics committee, Kyushu University School of Medicine; 28–359.The ethics committee, Jichi Medical University; A13–82.The ethics committee, Kitasato University School of Medicine; B16–34.The ethics committee, Osaka Medical College; 2169.The ethics committee, Tokai University School of Medicine; 16R-033.The ethics committee, Shinshu University School of Medicine; 3456.The ethics committee, Chiba University School of Medicine; 2481.The ethics committee, Nagoya University School of Medicine; 2016–0177.The ethics committee, Kochi University School of Medicine; 2016–116.The ethics committee, Kanazawa University School of Medicine; 2015–075.The ethics committee, University of Toyama School of Medicine; 21–22.The ethics committee, Akita University School of Medicine; 1879.The ethics committee, Kobe University School of Medicine; 160004.The ethics committee, Nihon University Itabashi Hospital; RK-160913–21.The ethics committee, Hokkaido University School of Medicine; 015–0396.The ethics committee, Iwate Medical University; H28–88.The ethics committee, University of Tsukuba School of Medicine; H27–133.The ethics committee, Hiroshima University School of Medicine; Epi-139.The ethics committee, Keio University School of Medicine; 20110141.
: Not applicable.
: The authors declare that they have no competing interests.