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.
Szafron JM, Ramachandra AB, Breuer CK, Marsden AL, Humphrey JD.Szafron JM, et al. Among authors: humphrey jd.Tissue Eng Part C Methods. 2019 Oct;25(10):561-570. doi: 10.1089/ten.TEC.2019.0086. Epub 2019 Sep 3.Tissue Eng Part C Methods. 2019.PMID: 31218941Free PMC article.