Nadine Genet*, Wienke GW Boerma, Dionne S Kringos, Ans Bouman, Anneke L Francke, Cecilia Fagerström, Maria G Melchiorre, Cosetta Greco and Walter Devillé
* Corresponding author: Nadine Genet n.genet@nivel.nl
BMC Health Services Research 2011, 11:207 doi:10.1186/1472-6963-11-207