1. Department of Internal Medicine, University of Kansas Medical Center, Kansas City, KS 66103, USA
2. Department of Internal Medicine, King Hussein Cancer Center (KHCC), Amman 11941, Jordan
3. Department of Pathology, King Hussein Cancer Center (KHCC), Amman 11941, Jordan
4. Department of Palliative Care, King Hussein Cancer Center (KHCC), Amman 11941, Jordan
5. Department of Nuclear Medicine and PET/CT, King Hussein Cancer Center (KHCC), Amman 11941, Jordan
6. Department of Scientific Affairs and Research, King Hussein Cancer Center (KHCC), Amman 11941, Jordan
7. Department of Diagnostic Radiology, King Hussein Cancer Center (KHCC), Amman 11941, Jordan