@book{24277,
	author = {Smith, N. C. and Smith, A. Pat M.},
	title = {Obstetric and gynaecological ultrasound made easy /},
	publisher = {Elsevier Churchill Livingstone,},
	year = {2006.},
	address = {Edinburgh : },
	edition = {2nd ed.},
	note = {Previous ed. published as: Obstetric ultrasound made easy. Edinburgh : Churchill Livingstone, 2001.}
}