INTRODUCTION:Knee pain is common in adolescents and adults and is associated with an increased risk of developing knee osteoarthritis. The aim of this systematic review was to gather and appraise the cost-effectiveness of treatment approaches for non-osteoarthritic knee pain conditions. METHOD:A systematic review was conducted according to the PRISMA guidelines and registered on PROSP... https://www.excellentphoto.shop/product-category/viewfinder/