Custers, R. J. H. ., J. V. . Korpershoek, L. A. Vonk, T. S. D. Windt, J. . Admiraal, E. C. Kester, N. V. Egmond, and D. B. F. . Saris. “Intra-Articular Injection With Autologous Conditioned Plasma Does Not Lead to a Clinically Relevant Improvement of Knee Osteoarthritis: A Prospective Case Series of 140 Patients With 1-Year Follow-up”. Acta Orthopaedica, vol. 91, no. 6, July 2020, pp. 743–749, doi:10.1080/17453674.2020.1795366.