Design of the Verbiest trial: cost-effectiveness of surgery versus prolonged conservative treatment in patients with lumbar stenosis

by Bierma-Zeinstra Sita MA, Koes Bart W, Brand Ronald, Luijsterburg Pim AJ, Overdevest Gijsbert M, Eekhof Just AH, Vleggeert-Lankamp Carmen LAM, Peul Wilco C
Published 2011-03-01