Department of Emergency and Critical Care Medicine, Jichi Medical University Saitama Medical Center, 1-847, Amanuma-cho, Oomiya-ku, Saitama-shi, Saitama, 330-8503, Japan. firstname.lastname@example.org. Department of Clinical Research Education and Training Unit, Keio University Hospital Clinical and Translational Research Center (CTR), 35, Shinanomachi, Shinjuku-ku, Tokyo, 160-8582, Japan. email@example.com. Department of Cardiovascular Medicine, Graduate School of Medical Science, Kanazawa University, Kanazawa, Japan. Department of Critical and Emergency Medicine, National Hospital Organization Yokohama Medical Center, Kanazawa, Japan.