What is the greatest medical technology invented?


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Answers:
The technology to preserve blood created by Dr. Charles Drew.

The storage of blood in plasma form has saved untold lives since Drew brought the process forward in the thirties, and he created the model for blood and plasma storage that is used by the Red Cross even today. His importance to modern medicine cannot be overstated.

Do MRI's and PET scans on my brain have harmful effects?



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