affiliation not provided to SSRN, Klinikum Bielefeld Mitte, affiliation not provided to SSRN, affiliation not provided to SSRN, National and Kapodistrian University of Athens Medical School - Endocrine Unit and Diabetes Center, affiliation not provided to SSRN, affiliation not provided to SSRN, National and Kapodistrian University of Athens, Aristotle University of Thessaloniki - Medical School, affiliation not provided to SSRN, affiliation not provided to SSRN and National and Kapodistrian University of Athens

National and Kapodistrian University of Athens Medical School - Endocrine Unit and Diabetes Center, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit, National and Kapodistrian University of Athens Medical School - Endocrine Unit and Diabetes Center, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit, National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit and National and Kapodistrian University of Athens Medical School - Hematology and Oncology Unit