Effectiveness and cost-effectiveness of a combined lifestyle intervention compared with usual care for patients with early-stage knee osteoarthritis who are overweight (LITE): prot... oleh Sita M A Bierma-Zeinstra, Marienke van Middelkoop, Judith Bosmans, Dieuwke Schiphof, Jos Runhaar, Joyce van Meurs, Edwin Oei, Nuria E J Jansen, Jolande van Teeffelen, Anita Feleus