Figure 1. Five auscultation locations of heart sounds

From

Spectrum Characteristics Analysis and Recognition of CHD Heart Sound in Five Auscultation Locations

Sheng MIAO, Jian’e Dong, Jingyu Hou, Zhong Lihui

Journal of Biomedical Engineering and Technology. 2020, 8(1), 14-24 doi:10.12691/jbet-8-1-3