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
. 1968 May 19;76(20):637-54.

[The physiopathological significance of the paradoxical doubling of the second heart sound. Personal contribution, with polygraphic studies]

[Article in Italian]
  • PMID: 5729824

[The physiopathological significance of the paradoxical doubling of the second heart sound. Personal contribution, with polygraphic studies]

[Article in Italian]
M Pistolese et al. Policlinico Prat. .
No abstract available

PubMed Disclaimer

MeSH terms