TY - T1 - Escalating and de-escalating treatment in HER2-positive early breast cancer SN - / UR - http://hdl.handle.net/10138/176779 T3 - A1 - Joensuu, Heikki A2 - PB - Y1 - 2017 LA - eng AB - ... VO - IS - SP - OP - KW - 3122 Cancers N1 - PP - ER -