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.
Okunrobo LO, Usifoh CO.Okunrobo LO, et al. Among authors: usifoh co.Acta Pol Pharm. 2006 May-Jun;63(3):201-5.Acta Pol Pharm. 2006.PMID: 20085225Free article.
Nworgu ZA, Falodun A, Usifoh CO.Nworgu ZA, et al. Among authors: usifoh co.Acta Pol Pharm. 2007 Mar-Apr;64(2):179-82.Acta Pol Pharm. 2007.PMID: 17665869Free article.