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Authors
Tsuda, Shoma
Soutome, Sakiko http://orcid.org/0000-0002-4646-587X
Hayashida, Saki
Funahara, Madoka
Yanamoto, Souichi
Umeda, Masahiro
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Article History
Received: 30 October 2019
Accepted: 10 February 2020
First Online: 24 February 2020
Ethics approval and consent to participate
: The study conformed to the tenets of the Declaration of Helsinki. Ethical approval was obtained from the Institutional Review Board (IRB) of Nagasaki University Hospital (approval no. 17082101). Informed consent to participate was obtained from each patient or family member (in case of an emergency). Informed consent to participate was obtained in writing for patients admitted for surgery, but in some patients for emergency admission verbally from family members. It has been approved by the IRB. The study was registered with the University Hospital Medical Information Network Clinical Trials Registry (UMIN-CTR) (#000028307).
: Not Applicable.
: The authors declare that they have no competing interests.
