Arimoto, Azusa http://orcid.org/0000-0002-8950-674X
Tadaka, Etsuko
Funding for this research was provided by:
Grants for research received from Yokohama City Delegated Research (None)
Article History
Received: 6 February 2019
Accepted: 30 June 2019
First Online: 26 July 2019
Ethics approval and consent to participate
: The current study was approved by the Institutional Ethical Review Board of the School of Medicine, Yokohama City University in Japan (the ethical approval number A111124011) and has been conducted in accordance with the Ethical Guidelines for Epidemiological Research by the Japanese Government.
: Not applicable.
: The authors declare that they have no competing interests.