Heidarykhayat, Sahar, et al. “Association of Glycated Hemoglobin Levels With Amputation Outcomes in Patients With Diabetic Foot Ulcers: A Cross-Sectional Study in Southern Iran (2023–2024): Effect of HbA1c on Diabetic Foot Ulcer Prognosis”. Galen Medical Journal, vol. 14, Aug. 2025, p. e3967, doi:10.31661/gmj.v14i.3967.