1. Department of Medicine, College of Medicine, Umm Al‑Qura University, Makkah 21421, Saudi Arabia
2. Department of Medical Oncology, Oncology Center, King Abdullah Medical City, Makkah 24246, Saudi Arabia
3. Department of Medical Oncology, Comprehensive Cancer Center, King Fahad Medical City, Riyadh 11564, Saudi Arabia
4. Department of Medicine, King Abdulaziz University, Jeddah 21589, Saudi Arabia
5. Department of Medical Oncology, College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Jeddah 21423, Saudi Arabia
6. Department of Medical Oncology, Princess Noorah Oncology Center, King Abdulaziz Medical City, Ministry of National Guard Health Affairs‑Western Region, Jeddah 21423, Saudi Arabia
7. Department of Medical Oncology, College of Medicine, King Saud University, Riyadh 11362, Saudi Arabia
8. Community Medicine Department, Umm Al‑Qura University, Makkah 21421, Saudi Arabia