title: Organic pulmonary regurgitation. Two case reports and a review of the literature.
mesh_terms: D000328:Adult; D006328:Cardiac Catheterization; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D010701:Phonocardiography; D011665:Pulmonary Valve Insufficiency / Q000175:diagnosis*; D014672:Vectorcardiography