1. College of Medicine King Saud bin Abdulaziz University for Health Sciences, Ministry of the National Guard‐Health Affairs Riyadh Saudi Arabia
2. King Abdullah International Medical Research Center Ministry of the National Guard‐Health Affairs Riyadh Saudi Arabia
3. Department of Medical Oncology, King Abdulaziz Medical City Ministry of the National Guard‐Health Affairs Riyadh Saudi Arabia
4. Department of Pathology, King Abdulaziz Medical City Ministry of the National Guard‐Health Affairs Riyadh Saudi Arabia