14th St. Gallen International Breast Cancer Conference 2015: Evidence, Controversies, Consensus - Primary Therapy of Early Breast Cancer: Opinions Expressed by German Experts - Jakisch, Christian; Harbeck, Nadja; Huober, Jens; Minckwitz, Gunter von 1964-; Gerber, Bernd 1957-; Kreipe, Hans H. 1956-; Kolberg-Liedtke, Cornelia 1979-; Marschner, Norbert; Möbus, Volker 1953-; Scheithauer, Heike 1972-; Schneeweis, Andreas; Thomssen, Christoph; et al. (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2015)