Abstract

Journal Article Quantitative Classification of Mammographic Densities and Breast Cancer Risk: Results From the Canadian National Breast Screening Study Get access N. F. Boyd, N. F. Boyd 1Division of Preventive Oncology, The Ontario Cancer Treatment and Research Foundation, Ontario Cancer InstituteToronto, Canada Search for other works by this author on: Oxford Academic PubMed Google Scholar J. W. Byng, J. W. Byng 3Richmann Research Institute, Sunnybrook Health Sciences CentreToronto Search for other works by this author on: Oxford Academic PubMed Google Scholar R. A. Jong, R. A. Jong 4Department of Radiology, Mount Sinai HospitalToronto Search for other works by this author on: Oxford Academic PubMed Google Scholar E. K. Fishell, E. K. Fishell 5Department of Radiology, Women's College HospitalToronto Search for other works by this author on: Oxford Academic PubMed Google Scholar L. E. Little, L. E. Little 2Division of Epidemiology and Statistics, Ontario Cancer InstituteToronto, Canada Search for other works by this author on: Oxford Academic PubMed Google Scholar A. B. Miller, A. B. Miller 6Preventive Medicine and Biostatistics, University of Toronto Search for other works by this author on: Oxford Academic PubMed Google Scholar G. A. Lockwood, G. A. Lockwood 2Division of Epidemiology and Statistics, Ontario Cancer InstituteToronto, Canada Search for other works by this author on: Oxford Academic PubMed Google Scholar D. L. Tritchler, D. L. Tritchler 2Division of Epidemiology and Statistics, Ontario Cancer InstituteToronto, Canada Search for other works by this author on: Oxford Academic PubMed Google Scholar M. J. Yaffe M. J. Yaffe 3Richmann Research Institute, Sunnybrook Health Sciences CentreToronto Search for other works by this author on: Oxford Academic PubMed Google Scholar JNCI: Journal of the National Cancer Institute, Volume 87, Issue 9, 3 May 1995, Pages 670–675, https://doi.org/10.1093/jnci/87.9.670 Published: 03 May 1995 Article history Received: 31 May 1994 Revision received: 26 September 1994 Accepted: 23 February 1995 Published: 03 May 1995