Mass gatherings stress local and global health care systems as they bring together individuals from all over the world that have very different health conditions. We firstly provide an overview of the concepts and results of mathematical epidemiology and public health. Secondly,…
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This thesis is concerned with quantifying the dynamical role of stochasticity in models of recurrent epidemics. Although the simulation of stochastic models can accurately capture the qualitative epidemic patterns of childhood diseases, there is still considerable discussion con…
The 2003 U.S.-led invasion of Iraq created health system instability, with direct and indirect public health consequences. This analysis examines the disparity in vaccine coverage, incidence, and displacement in Iraq at the governorate level for three vaccine-preventable disease…
This body of work aims to evaluate the use of oral fluid and blood collection for monitoring measles vaccination coverage in low-income countries. It sought to answer two questions: Can biomarker surveillance be used to monitor measles immunity in a resource-poor setting? Is sur…
Probabilistic models for infectious diseases are important for understanding mechanisms underlying the spread of infection. I develop new models and computational approaches motivated by several research projects including a study of the dynamics of meningitis in Nigeria, measle…