Ebrahim, S. H., Ahmed, Y., Alqahtani, S. A., & Memish, Z. A. (2020). The Hajj pilgrimage during the COVID-19 pandemic in 2020: Event hosting without the mass gathering. J Travel Med.

Ebrahim, Shahul H., Yusuf Ahmed, Saleh A. Alqahtani, و Ziad A. Memish. "The Hajj Pilgrimage During the COVID-19 Pandemic in 2020: Event Hosting Without the Mass Gathering." J Travel Med 2020.

Ebrahim, Shahul H., Yusuf Ahmed, Saleh A. Alqahtani, و Ziad A. Memish. "The Hajj Pilgrimage During the COVID-19 Pandemic in 2020: Event Hosting Without the Mass Gathering." J Travel Med 2020.