TY - JOUR A1 - Tarone, R.E. A1 - Chu, K.C. A1 - Gaudette, L.A. T1 - Birth cohort and calendar period trends in breast cancer mortality in the United States and Canada Y1 - 1997 DO - 10.1093/jnci/89.3.251 JF - Journal of the National Cancer Institute VL - 89 IS - 3 SP - 251 EP - -256 ER -