?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Bijlsma%2C+M.J.&rft.aulast=Bijlsma&rft.aufirst=M.J.&rft.title=Age%2C+period+and+cohort+effects+in+the+prescription+of+benzodiazepine+and+statin+in+the+Netherlands+1994+-+2008&rft.degree=Master&rft.date=2011