Comparative Effectiveness of Autologous Blood Clot Therapy (ActiGraft), Autologous Micrograft Therapy (Rigenera), and Advanced Wound Dressings for Refractory Chronic Lower Limb Ulcers: A Real-World Evidence Study. - Khatib M; Robinson D; Lavon E; Qawasmi F; Abu Rashed W; Murad H; Maximov Y; Mahamid A; Yassin M (Journal of clinical medicine, 2026)