*Takanori Yamashita¹, Tatsuo Hiramatsu², Ryuichi Yamamoto³, Mayumi Yoshida³, Takafumi Shimogawa¹, Naoichi Sato¹, Koji Iihara⁴, Takanori Fujita⁵, Shuhei Nomura⁵, Kayo Waki⁶, Mariko Nishikitani¹, Takao Shimazoe¹, Naoki Nakashima¹ (1. Kyushu University, 2. International University of Health and Welfare, 3. Medical Information System Development Center, 4. National Cerebral and Cardiovascular Center, 5. Keio University, 6. The University of Tokyo)