Soma, Osamu
Hatakeyama, Shingo http://orcid.org/0000-0002-0026-4079
Matsumoto, Teppei
Tanaka, Toshikazu
Tanaka, Yoshimi
Hosogoe, Shogo
Kodama, Hirotake
Horiguchi, Hirotaka
Kubota, Yuka
Kido, Koichi
Momota, Masaki
Anan, Go
Narita, Ikuyo
Kitahara, Ryuji
Saitoh, Hisao
Suzuki, Tadashi
Ohyama, Chikara
Funding for this research was provided by:
Japan Society for the Promotion of Science (15H02563, 15K15579, 17K1118, 17K1119, 17K16768, 17K16770, 17K16771)
Article History
Received: 1 August 2017
Accepted: 30 September 2017
First Online: 25 October 2017
Compliance with ethical standards
:
: This work was supported by a Grant-in-Aid for Scientific Research (No. 15H02563, 15K15579, 17K1118, 17K1119, 17K16768, 17K16770, and 17K16771) from the Japan Society for the Promotion of Science.
: The authors declare that they have no conflicts of interest.
: This retrospective observational study was performed in accordance with the ethical standards of the Declaration of Helsinki and approved by an ethics review board of Hirosaki University Graduate School of Medicine and Oyokyo Kidney Research Institute (approval no 2016-225).
: The participants in this study provide their verbal informed consent. Pursuant to the provisions of the ethics committee and the ethic guideline in Japan, written consent was not required in exchange for public disclosure of study information in the case of retrospective and/or observational study using a material such as the existing documentation.