@book{3237,
	author = {World Health Organization. },
	title = {The Medical impact of the use of antimicrobials in food animals : },
	publisher = {WHO,},
	year = {1997.},
	address = {Geneva :},
	url = {https://apps.who.int/iris/bitstream/handle/10665/64439/WHO_EMC_ZOO_97.4_%28WP1-22%29.pdf?sequence=2&isAllowed=y}
}