**Author details**

Jim C.E. Odekerken, Tim J.M. Welting, Jacobus J.C. Arts, Geert H.I.M. Walenkamp and Pieter J. Emans\*

\*Address all correspondence to: p.emans@mumc.nl

Department of Orthopaedic Surgery, Research school CAPHRI, Maastricht University Medi‐ cal Centre, the Netherlands
