Short-course adjuvant trastuzumab therapy in early stage breast cancer in Finland: cost-effectiveness and value of information analysis based on the 5-year follow-up results of the FinHer Trial - Purmonen, T T; Pänkäläinen, E; Turunen, J H; Asseburg, C; Martikainen, J A (Acta Oncol, 2011)