0 Kotsuma, Y. Tamaki, Y. Nishimura, T. Tsubai, M. Ueda, S. Shimazu, K. Jin Kim, S. Miyoshi, Y. Tanji, Y. Taguchi, T. Noguchi, S. 2007 Quantitative assessment of mammographic density and breast cancer risk for Japanese women Breast 17716895 http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Citation&list_uids=17716895