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NATS 1670 Final Exam Questions and Answers 100% Pass
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NATS 1670 Final Exam Questions and Answers 100% Pass What was the life expectancy in the early 1900's? Under the age of 50, with a 25% child mortality rate. When was the first vaccine created? 1880 ____________ _____________ can reduce life expectancy dramatically, due to the lack of ____________...
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