Optimal timing of electrical cardioversion for acute decompensated heart failure caused by atrial arrhythmias: The earlier, the better?

Hidesato Fujito, Koichi Nagashima, Yuki Saito, Saki Mizobuchi, Katsunori Fukumoto, Yuji Wakamatsu, Riku Arai, Ryuta Watanabe, Nobuhiro Murata, Kazuto Toyama, Daisuke Kitano, Daisuke Fukamachi, Shunichi Yoda, Yasuo Okumura