Fig. 1From: Employment of color Doppler echocardiographic video clips in a cardiac auscultation class with a cardiology patient simulator: discrepancy between students’ satisfaction and learningProtocols of the two different auscultation tests in both 2010-2012 and 2014-2015. S2, second sound; S3, third sound; S4, fourth sound; AS, aortic stenosis; AR, aortic regurgitation; MR, mitral regurgitation; MS, mitral stenosis. The five auscultatory areas represent the right second interspace, left second interspace, left third interspace, left fourth or fifth interspace and apexBack to article page