Primary Colonic Diffuse Large B-Cell Lymphoma with Double-Expressor Phenotype: A Rare Presentation Mimicking Adenocarcinoma Bengisu Ece Duman; Birol Güvenç;

A RARE CASE OF DIFFUSE LARGE B-CELL LYMPHOMA PRESENTING WITH CHRONIC GASTROINTESTINAL SYMPTOMS: A DIAGNOSTIC CHALLENGE Bulut Sat; Burak Demir; Birol Güvenç;

PROGRESSION OF POLYCYTHEMIA VERA TO ACUTE MYELOID LEUKEMIA FOLLOWING LONG-TERM HYDROXYUREA THERAPY: A CASE STUDY Bengisu Ece Duman; Melis Selin Kad¿o¿lu; Halil ¿brahim Yüksel; Birol Güvenç;