TY - GEN AU - Barst,Robyn J AU - Ivy,D Dunbar AU - Gaitan,Guillermo AU - Szatmari,Andras AU - Rudzinski,Andrzej AU - Garcia,Alberto E AU - Sastry,B K S AU - Pulido,Tomas AU - Layton,Gary R AU - Serdarevic-Pehar,Marjana AU - Wessel,David L TI - A randomized, double-blind, placebo-controlled, dose-ranging study of oral sildenafil citrate in treatment-naive children with pulmonary arterial hypertension SN - 1524-4539 PY - 2012///0412 KW - Administration, Oral KW - Adolescent KW - Child KW - Child, Preschool KW - Dose-Response Relationship, Drug KW - Double-Blind Method KW - Exercise Test KW - drug effects KW - Hemodynamics KW - Humans KW - Hypertension, Pulmonary KW - drug therapy KW - Infant KW - Oxygen Consumption KW - Piperazines KW - administration & dosage KW - Purines KW - Sildenafil Citrate KW - Sulfones N1 - Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1161/CIRCULATIONAHA.110.016667 ER -