Increased endothelin-1 and diminished nitric oxide levels in blister fluids of patients with intermediate cold type complex regional pain syndrome type 1

by Niehof Sjoerd, Heijmans-Antonissen Claudia, Huygen Frank JPM, Groeneweg J George, Zijlstra Freek J
Published 2006-11-01

Cost-effectiveness of minimal interventional procedures for chronic mechanical low back pain: design of four randomised controlled trials with an economic evaluation

by Maas Esther T, Juch Johan NS, Groeneweg J George, Ostelo Raymond WJG, Koes Bart W, Verhagen Arianne P, van Raamt Merel, Wille Frank, Huygen Frank JPM, van Tulder Maurits W
Published 2012-12-01