Harada, Azusa
Nomura, Emiko
Nishimura, Kumiko
Ito, Mitsuru
Yoshida, Hiroshi
Miyauchi, Akira
Nishikawa, Mitsushige
Shiojima, Ichiro
Toyoda, Nagaoki
Funding for this research was provided by:
Smoking Research Foundation (FP01606073)
Article History
Received: 10 November 2018
Accepted: 28 January 2019
First Online: 8 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Ethics Committee at Kuma Hospital, and all patients gave informed consent for their materials to be used and for their data to be published. This study was conducted in accordance with the principles of the Declaration of Helsinki.