"Stiftung Warentest is a German consumer organisation and foundation involved in investigating and comparing goods and services in an unbiased way. It was founded on 4 December 1964 by the Federal Republic of Germany as an independent foundation under civil law. It is based in Berlin. Beyond its subscriber base and media coverage, content from Stiftung Warentest can be disseminated through word of mouth." - (en.wikipedia.org 11.08.2021)
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