Change in the nt-probnp/mature bnp molar ratio precedes worsening renal function in patients with acute heart failure: A novel predictor candidate for cardiorenal syndrome

Hiroyuki Takahama, Toshio Nishikimi, Seiji Takashio, Tomohiro Hayashi, Chiaki Nagai-Okatani, Takashi Asada, Akihiro Fujiwara, Yasuaki Nakagawa, Masashi Amano, Yasuhiro Hamatani, Atsushi Okada, Makoto Amaki, Takuya Hasegawa, Hideaki Kanzaki, Kunihiro Nishimura, Satoshi Yasuda, Kenji Kangawa, Toshihisa Anzai, Naoto Minamino, Chisato Izumi