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Footnotes
The authors report the following potential conflicts of interest or sources of funding: Y.H. reports money paid to Osaka City University and Grants-in-Aid for Scientific Research. H.N. reports money paid to Osaka City University and Shiraniwa Hospital; grants from the Japan Society for the Promotion of Science, Japan Agency for Medical Research and Development; and payment for lectures or speaker’s bureau from Daiichi Sankyo Co., Taisho Toyama Pharmaceutical, Shionogi & Co., and Eli Lilly Japan. Full ICMJE author disclosure forms are available for this article online, as supplementary material.