Effect of ivabradine in heart failure: a meta-analysis of heart failure patients with reduced versus preserved ejection fraction. - Tóth, Noémi; Soós, Alexandra; Váradi, Alex; Hegyi, Péter; Tinusz, Benedek; Vágvölgyi, Anna; Orosz, Andrea; Solymár, Margit; Polyák, Alexandra; Varró, András; Farkas, Attila S.; Nagy, Norbert (Canadian Journal of Physiology & Pharmacology, 2021)