Congenital Aortico-Left Ventricular Tunnel: A Case Report of a Rare Cause of Aortic Regurgitation in Adults - Khajali, Zahra; Saedi, Sedigheh; Alizadeh Ghavidel, Alireza; Pouraliakbar, Hamid Reza (The Research in Heart Yield and Translational Medicine (RHYTHM), 2018)