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.
Junttila A, Virtanen J, Mrena J, Mattila AK.Junttila A, et al. Among authors: mrena j.BMJ Case Rep. 2020 Apr 29;13(4):e233627. doi: 10.1136/bcr-2019-233627.BMJ Case Rep. 2020.PMID: 32354762Free PMC article.Review.
Junttila A, Helminen O, Kairaluoma V, Mattila A, Sihvo E, Mrena J.Junttila A, et al. Among authors: mrena j.J Gastrointest Surg. 2022 Oct;26(10):2061-2069. doi: 10.1007/s11605-022-05437-3. Epub 2022 Aug 24.J Gastrointest Surg. 2022.PMID: 36002787Free PMC article.
Mattila A, Pynnönen E, Sironen A, Elomaa E, Mrena J, Jalkanen A, Nevalainen M, Helminen O.Mattila A, et al. Among authors: mrena j.Updates Surg. 2023 Apr;75(3):563-570. doi: 10.1007/s13304-022-01390-7. Epub 2022 Oct 7.Updates Surg. 2023.PMID: 36207660