@inbook{1187869068,
author={Yuchen Dai and Michael Pratte},
title={No significant association between maternal hormonal contraception use and central nervous system tumors in children},
booktitle={2 Minute Medicine},
publisher={McGraw Hill},
address={New York, NY},
year={2015},
url={accessmedicine.mhmedical.com/updatesContent.aspx?gbosid=579557}
}