(Q4171)
Revision as of 20:55, 24 March 2020 by Genferei (talk | contribs) (Removed claim: Property:P112: Item:Q1477)
Statements
18 March 2020
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Instead of trying to find out the contact persons of infected persons through time-consuming and ultimately inaccurate personal queries, a comparison of the movement data of a mobile phone, for example, could drastically slow down the spread of the disease.
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