John Amoah-Mensah, Mohamedahmed Mirghani Hassan Mohamed, Reindorf Nartey Borkor, Rhoda Afutu, Nicholas Kwasi-Do Ohene Opoku. "Optimal control of Typhoid fever transmission under environmental and public health interventions." PLoS ONE (2026). https://doi.org/10.1371/journal.pone.0351747