A Jaussi

Teaching cardiac auscultation to trainees in internal medicine and family practice: Does it work?

A Pécoud, B. Favrat, A. Pécoud, 2004, BMC medical education.

Subjective visual echocardiographic estimate of left ventricular ejection fraction as an alternative to conventional echocardiographic methods: Comparison with contrast angiography

L Kappenberger, J. Stauffer, J. Goy, 1991, Clinical cardiology.