Response to Letter to Editor: '2-year outcome from two parallel randomized controlled trials. Reporting...

S T Skou¹, E M Roos², M Laursen³+4

• ¹Orthopedic Surgery Research Unit, Aalborg University Hospital, 9000 Aalborg, Denmark; Research Unit for Musculoskeletal Function and Physiotherapy, Department of Sports Science and Clinical Biomechanics, University of Southern Denmark, 5230 Odense, Denmark; Department of Physiotherapy and Occupational Therapy, Næstved-Slagelse-Ringsted Hospitals, 4200, Region Zealand Slagelse, Denmark; Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Faculty of Medicine, Aalborg University, 9220 Aalborg, Denmark.+4