An official website of the United States government
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.
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.
Nissen SE, Gurley JC, DeMaria AN.Nissen SE, et al. Among authors: gurley jc.Cardiology. 1990;77(5):398-410. doi: 10.1159/000174629.Cardiology. 1990.PMID: 2073658Review.No abstract available.
Nissen SE, Gurley JC.Nissen SE, et al. Among authors: gurley jc.Circulation. 1990 Apr;81(4):1431-5. doi: 10.1161/01.cir.81.4.1431.Circulation. 1990.PMID: 2180595No abstract available.