1 Unit of Medical Statistics, Biometry and Bioinformatics, Campus Cascina Rosa, Fondazione IRCCS Istituto Nazionale Tumori, Laboratory of Medical Statistics and Epidemiology, "Giulio A. Maccacaro", Department of Clinical Sciences and Community Health, University of Milan, Via Vanzetti 5, 20133, Milan, Italy.
2 Laboratory of Medical Statistics and Epidemiology, "Giulio A. Maccacaro", Department of Clinical Sciences and Community Health, University of Milan, Via Vanzetti 5, 20133, Milan, Italy.
3 Section of Surgical Pathology, Department of Morphology, Surgical and Experimental Medicine, University of Ferrara, 44121, Ferrara, Italy.
4 Operative Unit of Surgical Pathology, Azienda Ospedaliera - Universitaria, University of Ferrara, 44121, Ferrara, Italy.
5 Section of Medical Genetics, Department of Biomedical and Odontoiatric Sciences, Morphological and Functional Imaging, University of Messina, 98125, Messina, Italy.
6 Laboratory for Translational Breast Cancer Research, Department of Oncology, Katholieke Universiteit Leuven, Herestraat 49, 3000, Louvain, Belgium.
7 Unit of Medical Statistics, Biometry and Bioinformatics, Campus Cascina Rosa, Fondazione IRCCS Istituto Nazionale Tumori, Laboratory of Medical Statistics and Epidemiology, "Giulio A. Maccacaro", Department of Clinical Sciences and Community Health, University of Milan, Via Vanzetti 5, 20133, Milan, Italy. elia.biganzoli@unimi.it.