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.
Doran MR, Markway BD, Clark A, Athanasas-Platsis S, Brooke G, Atkinson K, Nielsen LK, Cooper-White JJ.Doran MR, et al.Tissue Eng Part C Methods. 2010 Jun;16(3):407-15. doi: 10.1089/ten.TEC.2009.0367.Tissue Eng Part C Methods. 2010.PMID: 19622005