Installation for auscultation of the heart with simultaneous visual observation of the phases of the cardiac cycle
E. S. Sigal
Kazan medical journal ›› 1962, Vol. 43 ›› Issue (5) : 87 -88.
Installation for auscultation of the heart with simultaneous visual observation of the phases of the cardiac cycle
The attribution of sound phenomena that arise in the heart to a particular period of the cardiac cycle is sometimes difficult, especially with tachycardia. Novice doctors and, especially, students, even with a normal rhythm, slowly get used to the correct assignment of sounds arising in the heart to systole or diastole
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