Asle B Kjellsen

Increased Risk of Revision With Hamstring Tendon Grafts Compared With Patellar Tendon Grafts After Anterior Cruciate Ligament Reconstruction

L. Engebretsen, J. Gjertsen, J. Fevang, 2014, The American journal of sports medicine.

Registry Data Highlight Increased Revision Rates for Endobutton/Biosure HA in ACL Reconstruction With Hamstring Tendon Autograft

L. Engebretsen, B. Espehaug, J. Fevang, 2015, The American journal of sports medicine.

Graft fixation influences revision risk after ACL reconstruction with hamstring tendon autografts

L. Engebretsen, B. Espehaug, M. Lind, 2017, Acta orthopaedica.