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.
Jensen OH, Jenssen H.Jensen OH, et al. Among authors: jenssen h.J Oslo City Hosp. 1988 Oct;38(10):97-102.J Oslo City Hosp. 1988.PMID: 3193296No abstract available.