3Rotte K.A randomized clinical trial comparing a high doserate with a conventional dose-rate technique. British Journal of Radiology . 1980
4Martinez A A.Brachytherapy HDR and LDR. Columbia: Nucletron . 1990
5Orton C G.Comparison of high and low dose rate remote afterlodiong for cervix cancer and the importance of fractionation. International Journal of Radiation Oncology Biology Physics . 1991
6Pettersson F.Annual report on the result of treatment in gynecolgical cancer. Stockholm: FIGO . 1990