Google Trends
From Copyright EVIDENCE
| Studies that use this data source: | Cuntz and Bergquist (2020), Danaher, Smith, Telang and Chen (2012), Sinnreich et al. (2020) |
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| Studies that use this data source: | Cuntz and Bergquist (2020), Danaher, Smith, Telang and Chen (2012), Sinnreich et al. (2020) |
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