The mumur of pulmonary regurgitation which is not associated with pulmonary hypertension.
D004194:Disease; D006347:Heart Sounds; D006349:Heart Valve Diseases; D006801:Humans; D006976:Hypertension, Pulmonary; D011664:Pulmonary Valve; D011665:Pulmonary Valve Insufficiency
HEART SOUNDS; PULMONARY VALVE/diseases