@conference {13604,
	title = {Effect of age and sex on the plasma leptin levels in Egyptian breeds of sheep. },
	booktitle = {1St Scientific Conference of Veterinary Physiology, },
	year = {2000},
	month = {2-3 Sept},
	address = {Cairo University, Faculty of Veterinary Medicine, Beni-Suef. pp. 9- 19.},
	author = {Essawy, G. S.}
}
