Higher body mass index is not a protective risk factor for 28-days mortality in critically ill patients with acute kidney injury undergoing continuous renal replacement therapy. - Wang, Hai; Shi, Yu; Bai, Zheng-Hai; Lv, Jun-Hua; Sun, Jiang-Li; Pei, Hong-Hong; Zhang, Zheng-Liang (Renal Failure, 2019)