1. Department of Hematopathology; The University of Texas MD Anderson Cancer Center; Houston TX USA
2. First Department of Pathology; National and Kapodistrian University of Athens; Athens Greece
3. Department of Pathology; University of Crete Medical School; Heraklion Greece
4. Department of Pathology and Cytology; Karolinska University Hospital & Karolinska Institute; Stockholm Sweden
5. First Department of Propedeutic Medicine; National and Kapodistrian University of Athens; Athens Greece
6. Laboratory of Histology and Embryology; National and Kapodistrian University of Athens; Athens Greece
7. Department of Systems Biology; The University of Texas MD Anderson Cancer Center; Houston TX USA