@article{aaf59f0e9a8d4125b7657c296d3a1df1,
title = "Induced abortion as an independent risk factor for breast cancer (multiple letters) [1]",
author = "M. Blettner and J. Chang-Claude and T. Scheuchenpflug and J. Brind and Chinchilli, \{V. M.\} and Severs, \{W. B.\} and J. Summy-Long",
year = "1997",
doi = "10.1136/jech.51.4.465",
language = "English (US)",
volume = "51",
pages = "465--467",
journal = "Journal of Epidemiology and Community Health",
issn = "0143-005X",
publisher = "BMJ Publishing Group",
number = "4",
}