The Role of Activity in the Therapeutic Management of Back Pain: Report of the International Paris Task Force on Back Pain Abenhaim, Lucien; Rossignol, Michel; Valat, Jean–Pierre; More Abenhaim, Lucien; Rossignol, Michel; Valat, Jean–Pierre; Nordin, Margareta; Avouac, Bernard; Blotman, Francis; Charlot, Jacques; Dreiser, Renée Liliane; Legrand, Erick; Rozenberg, Sylvie; Vautravers, Philippe; for the Paris Task Force Less Spine. 25(4S):1S-33S, February 15, 2000. Favorites Get Content & Permissions Free