Precordial stethoscopes.
Kumar
A
A
Grover
V K
VK
Bhukal
I
I
Sharma
S
S
D000768:Anesthesia, General; D001314:Auscultation / Q000295:instrumentation*; D004867:Equipment Design; D006801:Humans; D008991:Monitoring, Physiologic / Q000295:instrumentation*