@article {iversen2007limited,
	title = {Limited family structure and breast cancer risk},
	journal = {JAMA},
	volume = {298},
	number = {17},
	year = {2007},
	publisher = {American Medical Association},
	author = {Iversen, Edwin S and Katki, Hormuzd A and Chen, Sining and Berry, Donald A and Giovanni Parmigiani}
}
