Worldwide inverse correlation between Bacille Calmette–Guérin (BCG) immunization and COVID-19 mortality
Willis X. Li
Topics & Concepts
PopulationDemographyVaccinationMedicinePer capitaMortality rateMeaslesImmunologyEnvironmental healthInternal medicineSociologyImmune responses and vaccinationsVaccine Coverage and HesitancyCOVID-19 epidemiological studies