“Ultrasound-Guided Puncture Performed by Nursing Staff As a Strategy for the Temporary Preservation of a Brachio-Basilic Arteriovenous Fistula With Circumferential Mural Thrombosis in a Patient Undergoing High-Volume Online Hemodiafiltration: A Case Report”. 2026. Revista De La Sociedad Ecuatoriana De Nefrología, Diálisis Y Trasplante 14 (3S): 71-72. https://doi.org/10.56867/.