File:Psychoactive drug ngram.png
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The chart shows Google Ngram Viewer data for Psychoactive drug, from 1940 to 2019.[1]
- ↑ "Psychoactive drug". books.google.com. Retrieved 13 April 2021.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:42, 13 April 2021 | | 1,695 × 568 (57 KB) | Sebastian (talk | contribs) | The chart shows {{w|Google Ngram Viewer}} data for Psychoactive drug, from 1940 to 2019.<ref>{{cite web |title=Psychoactive drug |url=https://books.google.com/ngrams/graph?content=Psychoactive+drug&year_start=1940&year_end=2019&corpus=26&smoothing=3&ca... |
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