Key points are not available for this paper at this time.
Journal Article Etiology of Human Breast Cancer: A Review Get access Brian MacMahon, M.D., Brian MacMahon, M.D. Department of Epiaemiology, Harvard School of Public Health, Boston, Massachusetts 02115, and Department of Obstetrics ana Gynecology, University of Melbourne, Melbourne, Australia Search for other works by this author on: Oxford Academic PubMed Google Scholar Philip Cole, M.D., Philip Cole, M.D. Department of Epiaemiology, Harvard School of Public Health, Boston, Massachusetts 02115, and Department of Obstetrics ana Gynecology, University of Melbourne, Melbourne, Australia Search for other works by this author on: Oxford Academic PubMed Google Scholar James Brown, Ph.D. James Brown, Ph.D. Department of Epiaemiology, Harvard School of Public Health, Boston, Massachusetts 02115, and Department of Obstetrics ana Gynecology, University of Melbourne, Melbourne, Australia Search for other works by this author on: Oxford Academic PubMed Google Scholar JNCI: Journal of the National Cancer Institute, Volume 50, Issue 1, January 1973, Pages 21–42, https://doi.org/10.1093/jnci/50.1.21 Published: 01 January 1973 Article history Received: 04 August 1972 Accepted: 14 August 1972 Published: 01 January 1973
MacMahon et al. (Mon,) studied this question.