Correction to: Being active with a total hip or knee prosthesis: a systematic review into physical activity and sports recommendations and interventions to improve physical activity behavior
1 Department of Orthopedics, University of Groningen, University Medical Center Groningen, P.O. BOX 30.001, 9700 RB, Groningen, The Netherlands.
2 Department of Orthopedics, University of Groningen, University Medical Center Groningen, P.O. BOX 30.001, 9700 RB, Groningen, The Netherlands. m.stevens@umcg.nl.