| http://www.w3.org/ns/prov#value | - ddition, Johns Hopkins University's Applied Radiation Lab distanced itself from a reference to the institute on a web page of the TSA, where the agency was touting the safety of the backscatter machines.Advanced imaging technology screening is safe for all passengers, including children, pregnant women, and individuals with medical implants, the TSA said on its site before mentioning a study don
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