Published on in Vol 22, No 6 (2020): June
1 Department of Medical Oncology, Oncology Center, King Abdullah Medical City, Makkah, Saudi Arabia
2 College of Medicine, Umm AlQura University, Makkah, Saudi Arabia
3 National Cancer Institute, Cairo University, Cairo, Egypt
4 Oncology Center, King Abdullah Medical City, Makkah, Saudi Arabia
5 Department of Medical Oncology, Oncology Centre, Mansoura University, Mansoura University, Egypt
6 Princess Noorah Oncology Center, King Abdul-Aziz Medical City, Ministry of National Guard – Health Affairs, Jeddah, Saudi Arabia
7 King Saudi Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Center, Riyadh, Saudi Arabia
8 Department of Oncology, Alzahra Hospital, Dubai, United Arab Emirates
9 Emirates Oncology Society, Dubai, United Arab Emirates
10 Department of Medicine, University of Sharjah, Sharjah, United Arab Emirates
*these authors contributed equally