Ituma, B. I., C. O. Akpa, and O. Iyare. “Food Hygiene and Safety Training Intervention of Food Handlers in a Metropolis in South-Eastern Nigeria”. Emerging Research in Medical Sciences Vol. 2, Nov. 2019, pp. 42-52, https://stm1.bookpi.org/index.php/erms-v2/article/view/595.