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Hoomans T, Severens JL, van der Roer N, Delwel GO.Hoomans T, et al. Among authors: severens jl.Pharmacoeconomics. 2012 Mar;30(3):219-27. doi: 10.2165/11539850-000000000-00000.Pharmacoeconomics. 2012.PMID: 22074610
Hoomans T, van der Roer N, Severens JL, Delwel GO.Hoomans T, et al. Among authors: severens jl.Ned Tijdschr Geneeskd. 2010;154:A958.Ned Tijdschr Geneeskd. 2010.PMID: 20699045Dutch.