tendolkarsjc tendolkarsjc
  • 01-07-2020
  • Biology
contestada

what are some possible reason of epidemic in 1989-1991?

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mgatley1
mgatley1 mgatley1
  • 01-07-2020

Answer: People were probably not getting vaccinated or the bacteria became immune to the vaccine.

Explanation: yw plz mark brainliest i need one more (:

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bsantamaria2004
bsantamaria2004 bsantamaria2004
  • 01-07-2020
There were hardly any people getting vaccinations. Therefore they were all sick
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