Macedo, J.A.Febra, C2020-09-252020-09-2520200306-9877http://hdl.handle.net/10400.1/14748The available numbers on COVID-19 have shown a huge difference in incidence rates worldwide [1]. The explanation for these differences is certainly multifactorial and more time is needed for accurate data analysis and to a complete understanding.engBCG vaccineCoronavirus infectionsGlobal healthHumansIncidenceMass vaccinationImmunological modelsNational health programsPandemicsViral pneumoniaVaccination coverageBetacoronavirusjournal article10.1016/j.mehy.2020.109816