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.
Köhm M, Behrens F.Köhm M, et al. Among authors: behrens f.Z Rheumatol. 2012 Jan;71(1):46-52. doi: 10.1007/s00393-011-0896-1.Z Rheumatol. 2012.PMID: 22286355German.
Böhm B, Burkhardt H, Uebe S, Apel M, Behrens F, Reis A, Hüffmeier U.Böhm B, et al. Among authors: behrens f.Arthritis Res Ther. 2012 Apr 18;14(2):R84. doi: 10.1186/ar3807.Arthritis Res Ther. 2012.PMID: 22513239Free PMC article.
Behrens F, Finkenwirth C, Pavelka K, Štolfa J, Šipek-Dolnicar A, Thaçi D, Burkhardt H.Behrens F, et al.Arthritis Care Res (Hoboken). 2013 Mar;65(3):464-70. doi: 10.1002/acr.21848.Arthritis Care Res (Hoboken). 2013.PMID: 23042698Free article.
Behrens F, Tony HP, Alten R, Kleinert S, Scharbatke EC, Köhm M, Gnann H, Tams J, Greger G, Burkhardt H.Behrens F, et al.Arthritis Care Res (Hoboken). 2013 Oct;65(10):1608-16. doi: 10.1002/acr.22037.Arthritis Care Res (Hoboken). 2013.PMID: 23609999Free article.