Pulmonary Hypertension in children with esophageal varices : Frequency and relation to N-Terminal Pro B-Type NatureticPeptide Research Authors Nagla H Abu Faddan , Duaa M Rafaat, Tahra M K Sherif and AA Abdou Research Date Fri, 1 Jan 2016 - 12:00 Research Department Department of Pediatrics Research Journal Academic Journal of Pediatrics and Neonatology. Research Member Doaa Mohamed Rafat Mahmoud Ahmed