Pieter Van Herck*, Delphine De Smedt, Lieven Annemans, Roy Remmen, Meredith B Rosenthal and Walter Sermeus
* Corresponding author: Pieter Van Herck pieter.vanherck@med.kuleuven.be
BMC Health Services Research 2010, 10:247 doi:10.1186/1472-6963-10-247