@book{11616,
	author = {Nelson, Heidi D.},
	title = {Systematic reviews to answer health care questions},
	publisher = {Wolters Kluwer Health/Lippincott Williams& Wilkins, },
	year = {2014},
	address = {Philadelphia: },
	edition = {4th ed},
	note = {Includes bibliographical references and index}
}