@book{10675,
	author = {Beckmann, Charles R. B. and American College of Obstetrics and Gynecology ( ACOG )},
	title = {Obstetricia y ginecología /},
	publisher = {Wolters Kluwer Health,},
	year = {2010.},
	address = {Barcelona :},
	edition = {6a ed.}
}