Naghizadeh, S., Kheirouri, S., Ojaghi, H., & Jafari Kaffash, A. (2018). Zinc supplementation attenuate diabetic indices in patients with diabetic retinopathy. Progress in Nutrition, 20(2-S), 263–269. https://doi.org/10.23751/pn.v20i2-S.5572