Takahashi, Hiroshi http://orcid.org/0000-0002-3497-4802
Aoki, Yasuchika
Inoue, Masahiro
Saito, Junya
Nakajima, Arata
Sonobe, Masato
Akatsu, Yorikazu
Koyama, Keita
Shiga, Yasuhiro
Inage, Kazuhide
Eguchi, Yawara
Orita, Sumihisa
Maki, Satoshi
Furuya, Takeo
Akazawa, Tsutomu
Abe, Tetsuya
Funayama, Toru
Noguchi, Hiroshi
Miura, Kousei
Mataki, Kentaro
Shibao, Yosuke
Eto, Fumihiko
Kono, Mamoru
Koda, Masao
Yamazaki, Masashi
Ohtori, Seiji
Nakagawa, Koichi
Article History
Received: 28 July 2020
Accepted: 25 January 2021
First Online: 11 February 2021
Ethics approval and consent to participate
: This study was approved by the ethical committee of Toho University Sakura Medical Center (No. 2012071). Verbal informed consent was obtained from all participants because the investigation of VAS and ODI are noninvasive and beneficial for all the patients to know their real condition. The ethical committee approved this procedure.
: Not applicable.
: The authors declare that they have no competing interests.