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.
Lewis JH, Zimmerman HJ.Lewis JH, et al.Med Clin North Am. 1989 Jul;73(4):775-92. doi: 10.1016/s0025-7125(16)30638-1.Med Clin North Am. 1989.PMID: 2657262Review.
Lewis JH.Lewis JH.Pharmacoepidemiol Drug Saf. 2006 Apr;15(4):221-9. doi: 10.1002/pds.1209.Pharmacoepidemiol Drug Saf. 2006.PMID: 16444771No abstract available.
Lewis JH, Ahmed M, Shobassy A, Palese C.Lewis JH, et al.Curr Opin Gastroenterol. 2006 May;22(3):223-33. doi: 10.1097/01.mog.0000218958.40441.fd.Curr Opin Gastroenterol. 2006.PMID: 16550036Review.