@book{6993,
	author = {Sadock, Benjamin J. and Sadock, Virginia A.},
	title = {Kaplan & Sadock's comprehensive textbook of psychiatry : V.1},
	publisher = {Wolters Kluwer Health/Lippincott Williams & Wilkins},
	year = {2009},
	address = {Philadelphia },
	edition = {9th ed.}
}