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.
Alvi Z, Akhtar M, Rahman NU, Hosny KM, Sindi AM, Khan BA, Nazir I, Sadaquat H.Alvi Z, et al. Among authors: hosny km.Polymers (Basel). 2021 Dec 12;13(24):4350. doi: 10.3390/polym13244350.Polymers (Basel). 2021.PMID: 34960901Free PMC article.