No difference in between-country variability in use of newly approved orphan and non- orphan medicinal products - a pilot study

door Stolk, Pieter, Heemstra, Harald E, Leufkens, Hubert GM, Bloechl-Daum, Brigitte, Heerdink, Eibert R
Gepubliceerd in 2009

Predictors of orphan drug approval in the European Union

door Heemstra, Harald E., de Vrueh, Remco L., van Weely, Sonja, Büller, Hans A., Leufkens, Hubert G. M.
Gepubliceerd in 2008