@article {165066,
	title = {IMPACT OF DUST EXPOSURE AMONG STONE QUARRY WORKERS ON VENTILATORY FUNCTIONS AND SERUM LEVEL OF TUMOUR NECROSIS FACTOR- ALPHA (TNF-α)},
	journal = {Egyptian Journal of Occupational Medicine. },
	volume = {42},
	year = {2018},
	pages = {443-452},
	author = {El Shafy WS and Manawil MG and El-Sherif GH}
}
