Multilayer perceptron neural network to estimate left ventricular systolic dysfunction in hospitalized heart failure patients using accessible clinical and biochemical variables. Rev. Fed. Arg. Cardiol. [Internet]. 2026 Sep. 30 [cited 2026 Oct. 3];55(3):168-74. Available from: https://revistafac.org.ar/ojs/index.php/revistafac/article/view/735