Katherine Berg, Harriet Finne-Soveri, Len Gray, Jean Claude Henrard, John Hirdes, Naoki Ikegami, Gunnar Ljunggren, John N Morris, Louis Paquay, Linda Resnik, Gary Teare
BMC Health Serv Res. 2009; 9: 47. Published online 2009 March 17. doi: 10.1186/1472-6963-9-47