RT Journal Article SR Electronic T1 Review: spontaneous or induced abortion is not associated with development of breast cancer JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 122 OP 122 DO 10.1136/ebn.7.4.122 VO 7 IS 4 YR 2004 UL http://ebn.bmj.com/content/7/4/122.abstract AB