An Optimized Stacked Support Vector Machines Based Expert System for the Effective Prediction of Heart Failure. - Liaqat Ali; Awais Niamat; Javed Ali Khan; Noorbakhsh Amiri Golilarz; Xiong Xingzhong; Adeeb Noor; Redhwan Nour; Syed Ahmad Chan Bukhari (IEEE Access, 2019)