@article {639187,
	title = {Breast cancer estrogen receptor status according to biological generation: US Black and White women born 1915-1979.},
	journal = {American Journal of Epidemiology},
	volume = {187},
	number = {5},
	year = {2018},
	pages = {960-970},
	url = {https://www.ncbi.nlm.nih.gov/pubmed/29036268},
	author = {Krieger, Nancy and Jaquelyn L Jahn and Pamela D. Waterman and Jarvis T. Chen}
}
