Mendelsohn, M E Double mitral valve orifice and primary pulmonary hypertension. [electronic resource] - International journal of cardiology Feb 1989 - 261-4 p. digital Publication Type: Case Reports; Journal Article ISSN: 0167-5273 Standard No.: 10.1016/0167-5273(89)90076-4 doi Subjects--Topical Terms: AdultEchocardiography, DopplerFemaleHemodynamicsHumansHypertension, Pulmonary--congenitalMitral Valve--abnormalitiesPulmonary Wedge PressureTricuspid Valve Insufficiency--congenital