Echocardiography / Humans / Female / Male / Confidence intervals / Aged / Middle Aged / Coronary Angiography / Coronary heart disease / Esophagus / Public health systems and services research / Coronary Artery Disease / Sensitivity and Specificity / Exercise Test / The American / Stress echocardiography / Aged / Middle Aged / Coronary Angiography / Coronary heart disease / Esophagus / Public health systems and services research / Coronary Artery Disease / Sensitivity and Specificity / Exercise Test / The American / Stress echocardiography
