Ahmed, D.Q.R., Kr. Sau, D.S., Kr. Kar, D.S. and Ch. Dhara, D.P. 2011. The Effect of Marble Dust on Different Pulmonary Parameters in Marble Factory Workers: The Effect of Marble Dust on Different Pulmonary Parameters. National Journal of Integrated Research in Medicine. 2, 3 (Sep. 2011), 7–10.