- Iridium-192 versus cobalt-60 boost in 3-7 cm breast cancer treated by irradiation alone: final results of a randomized trial. Fourquet, A., Campana, F., Mosseri, V., Cetingoz, R., Luciani, S., Labib, A., Asselain, B., Vilcoq, J.R. Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology. (1995)