@book{2003,
	author = {Nordberg O S, Atkinson L.E.},
	title = {Evaluation of the safety of modern contraceptives in developing countries.},
	publisher = {Program for the Introduction and Adaptation of Contraceptive Technology,},
	year = {1979.},
	series = {(PIACT paper ; no. 2)},
	address = {Washington, D.C. : }
}