[1] Univ Bern, Inselspital, Bern, Switzerland
[2] Univ Bern, Sitem Ctr Translat Med & Biomed Entrepreneurship, Bern, Switzerland
[3] Univ Bern, Dept Orthoped Surg, Inselspital, Bern, Switzerland
[4] Univ Bern, Dept Diagnost Intervent & Paediat Radiol, Inselspital, Bern, Switzerland
[5] Univ Fribourg, Cantonal Hosp, Dept Orthopaed Surg & Traumatol, Fribourg, Switzerland