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.
Abd-ElGawad A, El Gendy AE, El-Amier Y, Gaara A, Omer E, Al-Rowaily S, Assaeed A, Al-Rashed S, Elshamy A.Abd-ElGawad A, et al.Saudi J Biol Sci. 2020 Jul;27(7):1900-1906. doi: 10.1016/j.sjbs.2020.04.018. Epub 2020 Apr 18.Saudi J Biol Sci. 2020.PMID: 32565712Free PMC article.