1 Academic Breast Cancer Center, Department of Surgical Oncology and Gastrointestinal Surgery, Erasmus MC Cancer Institute, Erasmus University Medical Center, Room NA-2117, 3000 WB, Rotterdam, The Netherlands. m.clarijs@erasmusmc.nl.
2 Center for Medical Decision Making, Department of Public Health, Erasmus University Medical Center, Rotterdam, The Netherlands.
3 Academic Breast Cancer Center, Department of Surgical Oncology and Gastrointestinal Surgery, Erasmus MC Cancer Institute, Erasmus University Medical Center, Room NA-2117, 3000 WB, Rotterdam, The Netherlands.