[Microphone for phonocardiography and measurement of the force at the chest wall].
D006326:Heart Auscultation; D006801:Humans; D008433:Mathematics; D010701:Phonocardiography / Q000295:instrumentation*; D055585:Physical Phenomena; D010825:Physics; D013909:Thorax / Q000502:physiology; D014159:Transducers
Mikrophone für Phonokardiographie und Messung der Kraft an der Thoraxwand.