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Mjåland O, Clausen T, Tønnessen T.Mjåland O, et al. Among authors: clausen t.Tidsskr Nor Laegeforen. 2000 Jan 10;120(1):18-21.Tidsskr Nor Laegeforen. 2000.PMID: 10815473Free article.Norwegian.
Johannessen HO, Johnson E, Clausen T, Mjåland O.Johannessen HO, et al. Among authors: clausen t.Tidsskr Nor Laegeforen. 2004 Aug 12;124(15):1916-8.Tidsskr Nor Laegeforen. 2004.PMID: 15306858Free article.Clinical Trial.Norwegian.
Vederhus JK, Kristensen Ø, Laudet A, Clausen T.Vederhus JK, et al. Among authors: clausen t.BMC Health Serv Res. 2009 Aug 12;9:147. doi: 10.1186/1472-6963-9-147.BMC Health Serv Res. 2009.PMID: 19674454Free PMC article.
Opsal A, Clausen T, Kristensen O, Elvik I, Joa I, Larsen TK.Opsal A, et al. Among authors: clausen t.Acta Psychiatr Scand. 2011 Sep;124(3):198-204. doi: 10.1111/j.1600-0447.2011.01700.x. Epub 2011 Mar 21.Acta Psychiatr Scand. 2011.PMID: 21418161