Christoph Althoff's profile

Kommunikationskiller Smartphone

Christoph Althoff
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smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
smartphone communication face-to-face media
Kommunikationskiller Smartphone
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Christoph Althoff's profile

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Christoph Althoff's profile
Düsseldorf, Germany

Kommunikationskiller Smartphone

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Attribution, Non-commercial, No DerivativesAttribution, Non-commercial, No DerivativesAttribution, Non-commercial, No Derivatives