Abe, Shingo http://orcid.org/0000-0002-1451-3064
Koizumi, Kota http://orcid.org/0000-0001-9781-4788
Murase, Tsuyoshi http://orcid.org/0000-0001-5628-5891
Kuriyama, Kohji http://orcid.org/0000-0003-4911-4351
Article History
Received: 15 April 2021
Accepted: 8 September 2021
First Online: 21 September 2021
Declarations
:
: The study was approved by the institutional review board of Toyonaka municipal hospital (approval no. 2018-03-02). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional review board and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. We obtained the consent in verbal fashion because the clinical data were anonymized after each patient agreed to treatment. Each patient has a right to refuse to be included in this study. This procedure was approved by our institutional review board.
: Not applicable.
: The authors declare that they have no competing interests.