Nigba St. Louis, ni kete leyin ibesile ajakale aarun, influenza seyo laaarin ilu lodun 1918, awon alase pase titi awon ile-iwe pa, gbigbegi Dina ipejopo opo eniyan ati aayan Ijinna-sira-eni lawujo miiran.. 
Bi ajakalẹ arun erankorona 2019 (COVID-19) se n yara gbérù si i ni gbogbo agbaye ti mu ki opolopo ọrọ aje ma a dénú kole ti opolopo awon eniyan si ti ti ipasẹ̀ yi di alaisan ati Oloogbe.. 