1. Department of Cell and Molecular Biology, Faculty of Biological Sciences, Pontificia Universidad Católica de Chile, Santiago, Chile
2. Centro de Cáncer, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
3. Unidad de Patología Mamaria, Hospital Base de Valdivia, Valdivia, Chile
4. Unidad de Patología Mamaria, Hospital Barros Luco Trudeau, Santiago, Chile
5. Unidad de Patología Mamaria, Hospital Regional de Antofagasta, Antofagasta, Chile
6. Genome Center and Department of Biochemistry and Molecular Medicine, School of Medicine, University of California, Davis, California, USA