Kuroda, Hajime
Muroi, Nozomi
Hayashi, Mitsuhiro
Harada, Oi
Hoshi, Kazuei
Fukuma, Eisuke
Abe, Akihito
Kubota, Keiichi
Imai, Yasuo
Article History
Received: 5 April 2018
Accepted: 26 July 2018
First Online: 31 July 2018
Compliance with ethical standards
:
: Ethical Committee of the Dokkyo Medical University, Hospital, Tochigi, Japan (No. 28126) and Kameda General Hospital, Chiba, Japan (No. 16-160). For this type of study, formal consent is not required.
: The authors declare no potential conflicts of interest.