1. Danish Centre for Translational Breast Cancer Research (DCTB), Strandboulevarden 49, DK-2100, Copenhagen, Denmark, Department of Proteomics in Cancer, Institute of Cancer Biology, Danish Cancer Society, Denmark, Department of Breast and Endocrine Surgery, Rigshospitalet, Denmark, Department of Pathology, the Centre of Diagnostic Investigations, Rigshospitalet, Denmark, and Department of Pathology, Diagnostic Center, University Medical Center Hamburg-Eppendorf, Hamburg, Germany