1. British Breast Group: Systemic chemotherapy in early breast cancer. Br. Med. J.2:861, 1976
2. Paterson, R., Russel, M.H.: Clinical trials in malignant disease: II-Breast cancer: value of irradiation of the ovaries. J. Fac. Radiol.10:130, 1959
3. Cole, M.P.: Suppression of ovarian function in primary breast cancer. In Prognostic Factors in Breast Cancer, A.P.M. Forrest and P.B. Kunkler, editors. London, E & S Livingstone, 1968, p. 146
4. Nissen-Meyer, R.: Suppression of ovarian function in primary breast cancer. In Prognostic Factors in Breast Cancer, A.P.M. Forrest and P.B. Kunkler, editors. London, E & S Livingstone, 1968, p. 139