. 2018 Feb 28;57(14):1995–1999. doi: 10.2169/internalmedicine.0367-17
Copyright © 2018 by The Japanese Society of Internal Medicine
The Internal Medicine is an Open Access article distributed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. To view the details of this license, please visit (https://creativecommons.org/licenses/by-nc-nd/4.0/).