Cross-border movement, economic development and malaria elimination in the Kingdom of Saudi Arabia by Zahrani, MH, Omar, AI, Abdoon, AMO, Ibrahim, AA, Alhogail, A, Elmubarak, M, Elamin, YE, AlHelal, MA, Alshahrani, AM, Abdelgader, TM, Saeed, I, Gamri, TB, Alattas, MS, Dahlan, AA, Assiri, AM, Maina, J, Li, XH, Snow, RW