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.
van Waes O, van der Elst M, Stassen L, Tjebbes F.van Waes O, et al.Surg Endosc. 2001 Oct;15(10):1226. doi: 10.1007/s00464-001-4203-0.Surg Endosc. 2001.PMID: 11727107
den Boer KT, Bruijn M, Jaspers JE, Stassen LP, Erp WF, Jansen A, Go PM, Dankelman J, Gouma DJ.den Boer KT, et al. Among authors: stassen lp.Surg Endosc. 2002 Jan;16(1):142-7. doi: 10.1007/s004640090127. Epub 2001 Oct 19.Surg Endosc. 2002.PMID: 11961625Clinical Trial.
Brandt-Kerkhof A, van Mierlo M, Schep N, Renken N, Stassen L.Brandt-Kerkhof A, et al.Surg Endosc. 2011 May;25(5):1624-9. doi: 10.1007/s00464-010-1462-7. Epub 2010 Dec 18.Surg Endosc. 2011.PMID: 21170663Free PMC article.