SHAH, N.; YAQOOB, M. Coal worker Pneumooconiosis: An experience with 58 cases of coalmine workers in the southern District of NWFP. Journal of Postgraduate Medical Institute, [S. l.], v. 19, n. 1, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/960. Acesso em: 6 may. 2024.