Nishida, Naoshi http://orcid.org/0000-0002-9111-5668
Kudo, Masatoshi
Funding for this research was provided by:
a Grant-in-Aid for Scientific Research (16K09382)
a Grant from the Smoking Research Foundation (P-14)
Article History
Received: 12 September 2018
Accepted: 14 December 2018
First Online: 3 January 2019
Compliance with ethical standards
:
: Naoshi Nishida and Masatoshi Kudo have no conflicts of interest to disclose.
: This is not a research paper involving human participants and/or animals; informed consent is not required.
Free to read: This content has been made available to all.