Exosomes and Small Extracellular Vesicles as an Alternative to Mesenchymal Stromal Cell Therapy in Knee Osteoarthritis: From Biological Rationale to Clinical Evidence. - Al-Jeabory, Mahdi; Pecold, Jaroslaw; Maslyk, Maciej; Pruc, Michal; Gromek, Karolina; Weglowski, Robert; Szarpak, Lukasz (International Journal of Molecular Sciences, 2026)