Chondroitin Prevented Joint Destruction in Knee OA

Dr. Jean-Pierre Pelletier and Dr. Johanne Martel-Pelletier are consultants for and shareholders in ArthroLab Inc. and ArthroVision Inc. Jean-Pierre Raynauld is a consultant for ArthroVision. Dr. André Beaulieu, Dr. Louis Bassette, and Dr. Frédéric Morin received honoraria from ArthroLab. François Abram is an employee of ArthroVision. Marc Dorais is a consultant for ArthroVision. Dr. Altman had no relevant financial conflicts of interest.