@article {13603,
	title = { Toxicity of hexavalent chromium on the reproductive system of immature and mature male rats. },
	journal = {Al-Azhar Med. J.},
	volume = {28},
	year = {1999},
	pages = {169 {\textendash} 181},
	author = {Elsabbagh, H. S. and Essawy, G. S.}
}
