ISHTIAQ, M.; NAWAZ, R.; KHAN, K. U.; KHAN, H. U.; ZAKIR, S.; SARWAR, G.; JEHAN, N. Prevalance of pneumoconiosis among coal miners of Cherat, district Nowshera - Pakistan. Journal of Postgraduate Medical Institute, [S. l.], v. 28, n. 2, 2014. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/1572. Acesso em: 5 may. 2024.