Description Usage Arguments Value Examples
Using the http://openretractions.com API, this function checks whether a DOI has been updated, when that update was made, and what type of update was made.
| 1 | query_or(doi)
 | 
| doi | Character. A digital object identifier (DOI). | 
Data frame
| 1 |   query_or('10.1002/job.1787')
 | 
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