![Figure 13 from Design and implementation electronic stethoscope on smart chair for monitoring heart rate and stress levels driver | Semantic Scholar Figure 13 from Design and implementation electronic stethoscope on smart chair for monitoring heart rate and stress levels driver | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/0a04ff2accd34a5c7414b4c1b402d572ca393cdb/5-Figure13-1.png)
Figure 13 from Design and implementation electronic stethoscope on smart chair for monitoring heart rate and stress levels driver | Semantic Scholar
![a showsfour locations of heart auscultations. The heart auscultation... | Download Scientific Diagram a showsfour locations of heart auscultations. The heart auscultation... | Download Scientific Diagram](https://www.researchgate.net/publication/349903897/figure/fig1/AS:1021095775846403@1620459612723/a-showsfour-locations-of-heart-auscultations-The-heart-auscultation-positions-from-1-to_Q320.jpg)
a showsfour locations of heart auscultations. The heart auscultation... | Download Scientific Diagram
![Points of auscultation. AO = aortic area; LV = left ventricle; PA =... | Download Scientific Diagram Points of auscultation. AO = aortic area; LV = left ventricle; PA =... | Download Scientific Diagram](https://www.researchgate.net/publication/255173352/figure/fig1/AS:332315755597824@1456241658214/Points-of-auscultation-AO-aortic-area-LV-left-ventricle-PA-pulmonic-area-RV.png)