Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Editorial
. 2007 Mar;29(3):432-4.
doi: 10.1183/09031936.00001607.

Observational trials in pulmonary arterial hypertension: low scientific evidence but high clinical value

M M Hoeper
Free article
Editorial

Observational trials in pulmonary arterial hypertension: low scientific evidence but high clinical value

M M Hoeper. Eur Respir J. 2007 Mar.
Free article
No abstract available

PubMed Disclaimer

Comment on

MeSH terms

LinkOut - more resources