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2. The advantages of preoperative irradiation;Fletcher;J. Am. Med. Assoc.,1967
3. Textbook of Radiotherapy;Fletcher,1973
4. Høst, H. and Brennhovd, I.O.: The effect of postoperative radiotherapy in breast cancer. To be published.
5. TNM Classification of malignant Tumors of the Breast, Larynx, Stomach, Cervix Uteri, Corpus Uteri;International Union against Cancer,1972