External beam accelerated partial-breast irradiation using 32 gy in 8 twice-daily fractions: 5-year results of a prospective study.
Pashtan IM, Recht A, Ancukiewicz M, Brachtel E, Abi-Raad RF, D'Alessandro HA, Levy A, Wo JY, Hirsch AE, Kachnic LA, Goldberg S, Specht M, Gadd M, Smith BL, Powell SN, Taghian AG. External beam accelerated partial-breast irradiation using 32 gy in 8 twice-daily fractions: 5-year results of a prospective study. Int J Radiat Oncol Biol Phys. 2012 Nov 01; 84(3):e271-7.