Okuyucu, Kursat, et al. “Prognosis Estimation under the Light of Metabolic Tumor Parameters on Initial FDG-PET CT in Patients With Primary Extranodal Lymphoma”. Radiology and Oncology, vol. 50, no. 4, Nov. 2016, https://www.radioloncol.com/index.php/ro/article/view/2596.