Article History
Received: 15 December 2017
Accepted: 6 March 2018
First Online: 12 March 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: The ethics committee of the Hitachinaka General Hospital approved the present study. In addition, the present study was conducted with the approval of the Nihon University School of Pharmacy’s Ethics Committee.All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national 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.