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.
Shimamura Y, Gunvén P, Ishii M, Hasegawa H.Shimamura Y, et al. Among authors: gunven p.HPB Surg. 1990 Apr;2(2):121-7. doi: 10.1155/1990/97192.HPB Surg. 1990.PMID: 2278906Free PMC article.
Makuuchi M, Mori T, Gunvén P, Yamazaki S, Hasegawa H.Makuuchi M, et al. Among authors: gunven p.Surg Gynecol Obstet. 1987 Feb;164(2):155-8.Surg Gynecol Obstet. 1987.PMID: 3810429
Shimamura Y, Gunvén P, Ishii M, Ono M, Abe K.Shimamura Y, et al. Among authors: gunven p.Hepatogastroenterology. 1993 Feb;40(1):10-3.Hepatogastroenterology. 1993.PMID: 8385063