Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Enrollees in the Pediatric Pulmonary Hypertension Network Registry were included in this report as illustrated. AVT = acute vasodilator testing; LHC = left heart catheterization; PPHNet = Pediatric Pulmonary Hypertension Network; Qp:Qs = pulmonary-to-systemic flow ratio; RHC = right heart catheterization; WSPH = World Symposium on Pulmonary Hypertension.
