Nakayama, Masafumi http://orcid.org/0000-0001-8024-9620
Tanaka, Nobuhiro
Yamashita, Jun
Iwasaki, Kiyotaka
Article History
Received: 4 October 2019
Accepted: 8 January 2020
First Online: 14 January 2020
Compliance with ethical standards
:
: T.N. serves as a consultant for St. Jude Medical, Philips Volcano Japan, and Boston Scientific. The other authors report no relationships that could be construed as a conflict of interest.