Electronic Stethoscope for Heartbeat Abnormality Detection. - Batyrkhan Omarov; Aidar Batyrbekov; Kuralay Dalbekova; Glyussya Abdulkarimova; Saule Berkimbaeva; Saya Kenzhegulova; Farida Gusmanova; Aigerim Yergeshova; Bauyrzhan Omarov (SmartCom, 2020)