Heart Murmurs in Dogs | VCA Animal Hospitals
https://vcahospitals.com/know-your-pet/heart-murmurs-in-dogs
WEBA Grade I murmur is very soft or quiet, may only be heard intermittently, and is usually only heard in one location on the chest, while a Grade VI murmur is very loud, heard everywhere that the heart can be heard, and can be felt when a person places their hand on the chest in the area of the heart.
DA: 61 PA: 56 MOZ Rank: 7