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Article History

Received: 5 February 2019

Accepted: 8 May 2019

First Online: 30 May 2019

Compliance with ethical standards

:

: The authors do not have any disclosures or conflicts of interest to declare.

: All procedures performed in this study were in accordance with the ethical standards of Nagoya Daini Red Cross hospital research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.

: Informed consent was obtained from all individual participants included in the study.