000027209 001__ 27209
000027209 005__ 20200730111140.0
000027209 150__ $$aEPIDEMICS
000027209 450__ $$aPANDEMICS
000027209 550__ $$aDESEASES$$wg
000027209 550__ $$aEBOLA VIRUS DISEASE
000027209 550__ $$aCOVID-19
000027209 680__ $$iIntensive outbreaks or periods of unusually high incidence of disease in a community or area
000027209 980__ $$aSUBJECT
000027209 980__ $$aAUTHORITY