Lasisi, Ismaila A., et al. “Glycemic Control and Its Impact on Oxidative Stress Biomarkers in Type 2 Diabetic Patients Treated With Metformin: A Cross-Sectional Analysis”. Scientia Medica, vol. 29, nº 2, agosto de 2019, p. e33630, doi:10.15448/1980-6108.2019.2.33630.