S. . Uraruen and . Y. . Chantarasorn, “Referral Time for Diabetic Retinopathy Screening and Impact on the Visual Acuity of Patients in a Tertiary Hospital: Timely Referral for DR Screening: Impact on Visual Acuity in a Tertiary Hospital”, Vajira Med J, vol. 69, no. 1, p. e270649, Nov. 2024.