SARS-CoV-2, infection transmission, children, schools, households, vaccine effectiveness
visceral leishmaniasis, HIV, kala-azar, prediction, asymptomatic infection
malaria, vector control, LLIN, insecticide treated mosquito nets, surveillance data, trend analysis, generalized additive mixed model, Burundi, African highland
fragility index, fragility quotient, covid-19, SARS-CoV-2, vaccine efficacy