Dr Valentín García-Gutiérrez is an expert in hematology. Dr García-Gutiérrez is a reference in Spain in the study and monitoring of patients with chronic myeloid leukemia who interrupt treatment with tyrosine kinase inhibitors. He is a member of the Panel of Experts of the European LeukemiaNet in Chronic Myeloid Leukemia and principal investigator of more than 20 clinical trials on Chronic Myeloid Leukemia and other myeloproliferative neoplasms.