Chiarotto, Alessandro, Deyo, Richard A., Terwee, Caroline B., Boers, Maarten, Buchbinder, Rachelle, Corbin, Terry P., Costa, Leonardo O.P., Foster, Nadine E., Grotle, Margreth, Koes, Bart W., Kovacs, Francisco M., Lin, Chung-Wei Christine, Maher, Chris G., Pearson, Adam M., Peul, Wilco C., Schoene, Mark L., Turk, Dennis C., van Tulder, Maurits W., Ostelo, Raymond W.G.()