“…[3][4][5][6][7][8][9]11,18,19,28,29,30,[33][34][35][36][37]41,44,46,47,[50][51][52][53]56,57 Without prior EBRT, the total dose was 40-60 Gy in most studies, with an overall range of 15-80 Gy. Conventional fractionation (1.8-2.0 Gy per fraction) was uniformly applied in 13 studies, 3,6,7,9,11,18,19,28,30,36,46,50,52 and selective use of a hypofractionated schedule (fractions of 5 Gy) was described in 2 studies. 34 described the use of re-EBRT, 7 of which specified the rate.…”