1. Department of Medical Education, Hamad Medical Corporation, Doha, Qatar;
2. Clinical Imaging Department, Hamad Medical Corporation, Doha, Qatar;
3. Department of Laboratory Medicine and Pathology, Hamad Medical Corporation, Doha, Qatar;
4. Histopathology Department, Hamad Medical Corporation, Doha, Qatar;
5. Department of Hematology and Medical Oncology, National Center for Cancer Care and Research, Hamad Medical Corporation, Doha, Qatar;
6. Department of Internal Medicine, Case Western Reserve University–MetroHealth Medical Center, Cleveland, Ohio