Hamasaki, Yuko http://orcid.org/0000-0002-2015-9073
Hamada, Riku
Muramatsu, Masaki
Matsumoto, Shinsuke
Aya, Kunihiko
Ishikura, Kenji
Kaneko, Tetsuji
Iijima, Kazumoto
Funding for this research was provided by:
Ministry of Health, Labour and Welfare
Article History
Received: 14 April 2020
Accepted: 4 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: The present study was conducted in accordance with the ethical principles set out in the Declaration of Helsinki and the ethical guidelines for epidemiological studies issued by the Ministry of Health, Labour and Welfare in Japan. The data reported in the present study were obtained from patient medical records; thus, informed consent was waived. The study was approved by the ethics committee of Toho University Omori Medical Center (ID:26–236 for the first survey, ID:27–181 for the second survey).
: As data were gathered from patient medical records, informed consent was waived. The data in the records were de-identified for protection of the patients’ personal and health information.
: The authors have no conflicts of interest to disclose.