@proceedings {104034,
	title = {The influence of stress levels on feather pecking and the immune response in laying hens. },
	journal = {the 34th International Congress of ISAE. UFSC Brazil},
	year = {2000},
	publisher = {61},
	address = {Brazil},
	author = {Huber-Eicher, B. and El-lethey, H. and Jungi, TW and Wechsler, B.}
}
