1. 1. Dougherty T Boyle D Weishaupt KR et al: Phototherapy of human tumors in Castellani A (ed): Research in Phototherapy. New York Plenum Publishing Corp. 1977 pp 435-436.
2. 2. Dougherty TJ Kaufman JE Goldfarb A et al: Photoradiation therapy for the treatment of malignant tumors. Cancer Res 1978; 38:2628-2635.
3. 3. Dougherty TJ Lawrence G. Kaufman JH et al: Photoradiation in the treatment of recurrent breast carcinoma. J Natl Cancer Inst 1979; 62:231-237.
4. 4. Weishaupt KR Gomer CJ. Dougherty TJ : Identification of singlet oxygen as the cytotoxic agent in photoinactivation of a murine tumor. Cancer Res 1976; 36:2326-2329.
5. 5. Kessel D Dougherty TJ (eds): Porphyrin Photosensitization. New York Plenum Publishing Corp. 1981.