title: Persistent pulmonary hypertension of the newborn: current trends in classification and diagnosis.
mesh_terms: D003937:Diagnosis, Differential; D006330:Heart Defects, Congenital / Q000150:complications / Q000175:diagnosis; D006801:Humans; D006976:Hypertension, Pulmonary / Q000145:classification / Q000151:congenital* / Q000175:diagnosis; D007231:Infant, Newborn; D010808:Physical Examination