oliviamahesa (25)in #health • 4 years agoFive undervaccinated clusters put the entire United States at riskA new data analysis identifies clusters of unvaccinated people, most of them in the southern United States, that are…oliviamahesa (25)in #newshealth • 4 years agoFive undervaccinated clusters put the entire United States at riskA new data analysis identifies clusters of unvaccinated people, most of them in the southern United States, that are…