@book{206982,
	author = {Webster, Robert G.,},
	title = {Textbook of influenza /},
	publisher = {Wiley Blackwell,},
	year = {2013.},
	address = {Chichester, West Sussex, UK :},
	edition = {2nd edition.},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118636817}
}