1. 1. Heron D E, Komarnicky L T, Hyslop T et al. Bilateral breast carcinoma. Risk factors and outcomes for patients with synchronous and metachronous disease. Cancer 2000; 88: 2739–2750.
2. 2. Abdalla I, Thisted R A, Heimann R et al. The impact of contralateral breast cancer on the outcome of breast cancer patients treated by mastectomy. Cancer J 2000; 6: 266–272.
3. 3. Kollias J, Ellis I O, Elston C W et al. Clinical and histological predictors of contralateral breast cancer. Eur J Surg Oncol 1999; 25: 584–589.
4. 4. Gogas J, Markopoulos C H, Skandalakis P et al. Bilateral breast cancer. Am J Surg 1993, 59.733–735.
5. 5. Chen Y, Thompson W, Semenciw R et al. Review: epidemiology of contralateral breast cancer. Cancer Epidemiol Biomarkers Prev 1999; 8: 855–861.