External Validation of the HELT-E2S2 Score in Japanese Patients With Nonvalvular Atrial Fibrillation ― A Pooled Analysis of the RAFFINE and SAKURA Registries ―

Takahiro Yamauchi, Yasuo Okumura, Koichi Nagashima, Ryuta Watanabe, Yuki Saito, Katsuaki Yokoyama, Naoya Matsumoto, Katsumi Miyauchi, Sakiko Miyazaki, Hidemori Hayashi, Yuya Matsue, Yuji Nishizaki, Shuko Nojiri, Tohru Minamino, Hiroyuki Daida