APBI (Accelerated Partial-Breast Irradiation) Versus WBI (Whole-Breast Irradiation) Delivered with the Same Dose Fractionation: A Propensity Score Matched Analysis of Two Prospective Studied Cohorts. - Yehia, Z. Abou; Gupta, A.; Toppmeyer, D.; Ohri, N.; Eladoumikdachi, F.; Haffty, B.G. (International Journal of Radiation Oncology, Biology, Physics, 2019)