@conference{4b244dc93b6b4b92ac5d57b3dbb50282,
title = "Comparison of Different Methods To Calculate Persistance of Drug Use by Using Pharmacy Records",
keywords = "Farmacie/Biofarmaceutische wetenschappen (FARM), Epidemiology, Farmacie(FARM), Biomedische technologie en medicijnen, Ziekenhuisstructuur en organisatie van de gezondheidszorg, Public Health",
author = "\{van Wijk\}, B.L.G. and O.H. Klungel and E.R. Heerdink and \{de Boer\}, A.",
year = "2004",
language = "Undefined/Unknown",
pages = "S44",
note = "Unknown event ; Conference date: 01-01-2009",
}