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.
Hugin S, Johnson E, Johannessen HO, Hofstad B, Olafsen K, Mellem H.Hugin S, et al. Among authors: johnson e.Int J Surg Case Rep. 2015;17:31-5. doi: 10.1016/j.ijscr.2015.10.023. Epub 2015 Oct 21.Int J Surg Case Rep. 2015.PMID: 26520033Free PMC article.
Farnes I, Johnson E, Johannessen HO.Farnes I, et al. Among authors: johnson e.Int J Surg Case Rep. 2017 Nov 24;41:505-510. doi: 10.1016/j.ijscr.2017.11.040. eCollection 2017.Int J Surg Case Rep. 2017.PMID: 29546028Free PMC article.
Hauge T, Førland DT, Johannessen HO, Johnson E.Hauge T, et al. Among authors: johnson e.Dis Esophagus. 2022 May 10;35(5):doab061. doi: 10.1093/dote/doab061.Dis Esophagus. 2022.PMID: 34491299
Haug HM, Johnson E, Mala T, Førland DT, Søvik TT, Johannessen HO.Haug HM, et al. Among authors: johnson e.Int J Surg Case Rep. 2019;54:75-78. doi: 10.1016/j.ijscr.2018.11.064. Epub 2018 Nov 30.Int J Surg Case Rep. 2019.PMID: 30529949Free PMC article.
Durbeck A, Johannessen HO, Drolsum A, Johnson E.Durbeck A, et al. Among authors: johnson e.Scand J Gastroenterol. 2021 Jan;56(1):122-127. doi: 10.1080/00365521.2020.1853221. Epub 2020 Nov 30.Scand J Gastroenterol. 2021.PMID: 33253596