Sclerosing Extramedullary Hematopoietic Tumor Mimicking Intra-abdominal Sarcoma - Serap Karaarslan; Nalan Nese; Guray Oncel; Nazan Ozsan; Taner Akalin; Hasan Kaplan; Filiz Buyukkececi; Mine Hekimgil (Korean Society of Pathologists & the Korean Society for Cytopathology, 2015)