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Gjersvik P, Gulbrandsen P, Aasheim ET, Nylenna M.Gjersvik P, et al.Tidsskr Nor Laegeforen. 2014 Feb 25;134(4):382-3. doi: 10.4045/tidsskr.14.0144.Tidsskr Nor Laegeforen. 2014.PMID: 24569718Free article.Norwegian.No abstract available.
Gjersvik P, Roscher I, Tønseth KA.Gjersvik P, et al.Tidsskr Nor Laegeforen. 2015 Jan 27;135(2):106. doi: 10.4045/tidsskr.14.1581. eCollection 2015 Jan 27.Tidsskr Nor Laegeforen. 2015.PMID: 25625977Free article.Norwegian.No abstract available.