OO Chirdan, and JT Akosu. “Respiratory Symptoms in Workers at Katako Wood Market, Jos, Plateau State, Nigeria”. Journal of Community Medicine & Primary Health Care 16, no. 2 (May 19, 2005): 30–33. Accessed November 23, 2024. https://jcmphc.org/index.php/jcmphc/article/view/251.