Hagler, D J Noninvasive assessment of pulmonary valve stenosis, aortic valve stenosis and coarctation of the aorta in critically ill neonates. [electronic resource] - The American journal of cardiology Feb 1986 - 369-72 p. digital Publication Type: Journal Article ISSN: 0002-9149 Standard No.: 10.1016/0002-9149(86)90934-3 doi Subjects--Topical Terms: Aortic Coarctation--diagnosisAortic Valve Stenosis--congenitalEchocardiography--methodsFemaleHumansInfantInfant, NewbornMalePulmonary Valve Stenosis--congenital