Utility of cardiac MRI to diagnose myocardial ischemia and fibrosis in dogs with cardiomegaly secondary to myxomatous mitral valve disease. - Clark WA; Winter RL; Aarnes TK; Green EM; Mikrut K; Ruz P; Addison D; Rhinehart JD; Schober KE; Friel HT (American journal of veterinary research, 2022)