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RT @jimlopezmd: Thanks .@duke_pophealth for the feature, and of course, to my @globalhealthf colleagues!
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Thanks .@duke_pophealth for the feature, and of course, to my @globalhealthf colleagues!
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South America was once an epicenter of #COVID19. Now, it has the highest global vaccination rate. See what PhD student Jim F. Lopez and his fellow global health colleagues believe this could mean for future herd immunity efforts: https://t.co/8pAVITq7Ot