@book{593521,
	author = {Callahan, Tamara L., and Caughey, Aaron B.,},
	title = {Blueprints obstetrics & gynecology /},
	publisher = {Wolters Kluwer Health,},
	year = {©2018. },
	series = {Blueprints},
	address = {Philadelphia :},
	edition = {Seventh revised edition.},
	note = {Rev. ed. of: Blueprints obstetrics & gynecology / Tamara L. Callahan, Aaron B. Caughey. 6th ed. c2013.}
}