Exploration of the Utility of Speckle-Tracking Echocardiography During Mechanical Ventilation and Mechanical Circulatory Support oleh Kei Sato, MD, Jonathan Chan, MBBS, PhD, FRACP, FRCP, FSCCT, FACC, Vinesh Appadurai, MBBS, Nchafatso Obonyo, MD, PhD, Louise See Hoe, PhD, Jacky Y. Suen, PhD, John F. Fraser, MBChB, PhD, FRCP(Glas), FRCA, FFARCSI, FCICM