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5 votes
5 votes
A new technology used during World War II, helped keep soldiers and civilians healthy.

User Chanandrei
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1 Answer

26 votes
26 votes

Answer:

Vaccines?

Step-by-step explanation:

Vaccines were invented around this time, a good example is the polio vaccine. I'm not 100% sure about this but if that is an option then it is probably right.

User David Gilbert
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