An Evaluation Trial of The National Perfusion Registry Makoto Hibiya, Tetsuya Kamei, Kiyoshi Yoshida, Shoji Kubota, Hiroya Kano, Tomohiro Nakamura, Saori Ishida, Chihiro Saito and Kyoichi Kemmoku J Extra Corpor Technol, 46 3 (2014) 258-261 Published online: 15 September 2014 DOI: 10.1051/ject/201446258