Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

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.

Https

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.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

390 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
The cluster phenomenon: an unspecific feature?
Sjaastad O, de Souza Carvalho D, Fragoso YD. Sjaastad O, et al. Cephalalgia. 1988 Jun;8(2):61-5. doi: 10.1046/j.1468-2982.1988.0802061.x. Cephalalgia. 1988. PMID: 3401917 No abstract available.
Treatment of cluster headache and its variants.
Stovner LJ, Sjaastad O. Stovner LJ, et al. Among authors: sjaastad o. Curr Opin Neurol. 1995 Jun;8(3):243-7. doi: 10.1097/00019052-199506000-00016. Curr Opin Neurol. 1995. PMID: 7551127 Review.
Cluster headache in identical twins.
Sjaastad O, Shen JM, Stovner LJ, Elsås T. Sjaastad O, et al. Headache. 1993 Apr;33(4):214-7. doi: 10.1111/j.1526-4610.1993.hed33040214.x. Headache. 1993. PMID: 8496062
390 results