Haghi, E., fariba razeghi, A. Ahmadi, and G. J. Khaniki. “Knowledge and Practice of Food Handlers on Food Safety and Health: A Cross Sectional Study in One of Tehran’s Districts”. Social Determinants of Health, vol. 5, no. 2, Mar. 2019, pp. 99-107, doi:10.22037/sdh.v5i2.25084.