Association between red blood cell distribution width‐to‐albumin ratio and prognosis in non‐ischaemic heart failure oleh Ping Zhou, Peng‐Chao Tian, Mei Zhai, Yan Huang, Qiong Zhou, Xiao‐Feng Zhuang, Hui‐Hui Liu, Jin‐Xi Wang, Yu‐Hui Zhang, Jian Zhang