Socioeconomically disadvantaged veterans experience treatment delays for pulmonary arterial hypertension.

"CONFLICTS OF INTEREST ESK receives research support from Bayer, Novartis, FORMA Therapeutics and United Therapeutics. She received royalties for 3 topic cards in UpToDate. She is a consultant for Bluebird Bio and CSL Behring for sickle cell disease related clinical trials (no conflict with the present work). The views expressed in this article do not necessarily represent the views of the Department of Veterans Affairs or the United States Government."

"This work is supported by VA HSR&D IIR 15‐115 (PI: Wiener) and NIH NRSA 5F32HL149236‐02 (PI: Gillmeyer). In addition, Dr. Gillmeyer is supported by a Parker B. Francis Fellowship Award. Dr Maron receives the following support: R01HL139613‐01, R01HL1535‐02, R01HL155096‐01, U54HL119145, R21HL145420; McKenzie Family Charitable Trust, Boston Biomedical Innovations Center; 2021A007243 Deerfield/MIT‐Broad/Brigham and Women's Hospital. Dr. Klings is supported by NIH/NHLBI 1UG3 HL143192‐01A1, NCATS 2UL1TR001430‐05A1, and HRSA U1EMC27864‐08‐00. Dr. Johnson is supported in part by NIH 5T32HL007035."