Effect of Continuous Positive Airway Pressure Treatment on the Arteriole-to-Venule Ratio in Patients With Nonproliferative Diabetic Retinopathy and Obstructive Sleep Apnea: A Randomized Trial - Villalaín-Rodes, I; García-Sánchez, A; Durán, MA; García-Río, F; Martínez, JG; Montejano-Milner, R (Ophthalmic Surgery Lasers & Imaging Retina, 2025)