Gizaw, Zemichael, Bamlaku Yifred, and Takele Tadesse. “Chronic Respiratory Symptoms and Associated Factors Among Cement Factory Workers in Dejen Town, Amhara Regional State, Ethiopia, 2015”. Multidisciplinary Respiratory Medicine 11, no. 1 (March 1, 2016). Accessed June 30, 2025. https://mail.mrmjournal.org/index.php/mrm/article/view/267.