Sawada, N
Inoue, M http://orcid.org/0000-0003-1276-2398
Iwasaki, M
Yamaji, T
Shimazu, T http://orcid.org/0000-0001-6000-9830
Sasazuki, S
Tsugane, S
,
Article History
Received: 27 August 2015
Revised: 14 May 2016
Accepted: 2 August 2016
First Online: 19 October 2016
Competing interests
: The authors have nothing to declare. Manami Inoue is the beneficiary of a financial contribution from the AXA Research fund as a chair holder on the AXA Department of Health and Human Security, Graduate School of Medicine, The University of Tokyo. The AXA Research Fund had no role in the design, data collection, analysis, interpretation or manuscript drafting, or in the decision to submit the manuscript for publication.