Tanaka, Hidekazu
Watanabe, Tomohiro
Nagai, Tomoyuki
Minaga, Kosuke
Kamata, Ken
Komeda, Yoriaki
Kudo, Masatoshi
Article History
Received: 10 January 2019
Accepted: 2 February 2019
First Online: 9 February 2019
Compliance with ethical standards
:
: Hidekazu Tanaka, Tomohiro Watanabe, Tomoyuki Nagai, Kosuke Minaga, Ken Kamata, Yoriaki Komeda, and Masatoshi Kudo declare that they have no conflict of interest in the subject matter or materials discussed in the manuscript.
: All procedures followed have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all patients for being included in the study.