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Echocardiographic Assessment of Right Ventricular Afterload in Preterm Infants: Maturational Patterns of Pulmonary Artery Acceleration Time Over the First Year of Age and Implications for Pulmonary Hypertension

Maturational PatternsHeart FailurePulmonary Arterial HypertensionPulmonary CirculationPediatric Heart DiseasePediatricsPulmonary HypertensionPreterm InfantsPulmonary MedicinePublic HealthMedicineCardiologyPulmonary Vascular Disease