@book{31240,
	author = {Harrison, Louis B. and Sessions, Roy B.},
	title = {Head and neck cancer},
	publisher = {Wolters Kluwer Health / Lippincott Williams & Wilkins,},
	year = {2014},
	address = {Philadelphia :},
	edition = {4th ed.},
	url = {http://192.168.201.76/multim/m9960/contents.pdf}
}