Reply to 'The St Gallen International Expert Consensus on the Primary Therapy of Early Breast Cancer 2017: the point of view of an International Panel of Experts in Radiation Oncology' by Kirova et al. (25th September 2017) - Dubsky, P; Curigliano, G; Burstein, H J; Winer, E P; Gnant, M; Loibl, S; Colleoni, M; Regan, M M; Piccart-Gebhart, M; Senn, H -J; Thürlimann, B; ,; et al.