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Andersen A, Krølner R, Holstein BE, Due P, Hansen EH.Andersen A, et al. Among authors: holstein be.Ann Pharmacother. 2007 Apr;41(4):581-6. doi: 10.1345/aph.1H579. Epub 2007 Mar 27.Ann Pharmacother. 2007.PMID: 17389663
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Holstein BE, Due P, Ito H.Holstein BE, et al.Tandlaegernes Tidsskr. 1990 Sep;5(9):252-5.Tandlaegernes Tidsskr. 1990.PMID: 2242271Danish.No abstract available.