Onumbu, Chime Ishmael, and Comfort Emma Elechi. “Knowledge of Occupational Hazards Among Welders in Rivers State”. Faculty of Natural and Applied Sciences Journal of Scientific Innovations 3, no. 3 (September 30, 2022): 105–113. Accessed November 22, 2024. https://fnasjournals.com/index.php/FNAS-JSI/article/view/89.