1. Breast Unit, Department of Gynecology, University Hospital of Mútua Terrassa, University of Barcelona, Terrassa, Spain
2. Department of Pathology, University Hospital of Mútua Terrassa and Research Foundation Mútua Terrassa, University of Barcelona, Terrassa, Spain
3. Department of Gynecology, University Hospital of Mútua Terrassa, University of Barcelona, Terrassa, Spain
4. Research Unit, Research Foundation Mútua Terrassa, University of Barcelona, Terrassa, Spain
5. Laboratory of Toxicology, Universitat Autònoma de Barcelona, Barcelona, Spain