juan a siordia department of surgery, university of arizona medical center, university of arizona, 1501 n campbell ave., tucson, az 85719, united states rinku skaria department of surgery, university of arizona medical center, university of arizona, 1501 n campbell ave., tucson, az 85719, united states sreekumar subramanian department of surgery, university of arizona medical center, university of arizona, 1501 n campbell ave., tucson, az 85719, united states

azin alizadehasl associate professor of cardiology, fellow of echocardiography, echocardiography research center, rajaie cardiovascular, medical, and research center, iran university of medical sciences, tehran, iran; associate professor of cardiology, fellow of echocardiography, echocardiography research center, rajaie cardiovascular, medical, and research center, iran university of medical sciences, tehran, iran. tel: +98-2123922190 samaneh pourhosseinali fellow of echocardiography, rajaie cardiovascular, medical, and research center, iran university of medical sciences, tehran, iran