2025. Outbreaks in the Concrete Jungle: A Multi-City Comparative Study of Emerging Infectious Diseases Across Sudan: Ibrahim Mohammed Abu¹,   Basil Mahmoud²,   Abubakr Elamin³,   Omer Kheir⁴, Hiba Ahmed⁵,  Asim Ahmed⁶. International Journal of Hygiene and Environmental Health . 4, 6 (Aug. 2025), 113–139.