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.
Johnson P, Sarosi G.Johnson P, et al. Among authors: sarosi g.Infect Dis Clin North Am. 1991 Sep;5(3):635-45.Infect Dis Clin North Am. 1991.PMID: 1955703Review.
Goldman M, Johnson PC, Sarosi GA.Goldman M, et al. Among authors: sarosi ga.Clin Chest Med. 1999 Sep;20(3):507-19. doi: 10.1016/s0272-5231(05)70232-x.Clin Chest Med. 1999.PMID: 10516900Review.