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 der Peet DL, Klinkenberg-Knol EC, Alonso Poza A, Sietses C, Eijsbouts QA, Cuesta MA.van der Peet DL, et al. Among authors: sietses c.Surg Endosc. 2000 Nov;14(11):1015-8. doi: 10.1007/s004640000199.Surg Endosc. 2000.PMID: 11116408