Dorothy I. Ugwu , D. I. U. “Influence of Age and Gender on Levels of Knowledge of Anambra Motor Manufacturing Company (ANAMCO) Workers towards Occupational Health Hazard”. NIGERIAN JOURNAL OF HEALTH PROMOTION, vol. 9, no. 1, Sept. 2016, https://journals.aphriapub.com/index.php/NJHP/article/view/1802.