Flexible versus standard intramedullary rod in posterior stabilized primary total knee arthroplasty: protocol for a randomized controlled trial.
M R BénardR F M van DoremalenA B WymengaPetra J C HeesterbeekPublished in: Journal of orthopaedic surgery and research (2020)
Netherlands Trial Register, 4888 , registered 30 March 2015. https://www.trialregister.nl/trial/4888.