Which papers about COVID-19 have been retracted faster -- preprints, or peer-reviewed articles?
https://t.co/aOygeJC59s

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I just got reminded that and collaborators maintain an excellent GitHub repo tracking the volume of COVID-19 over time across multiple servers (based on their 2021 paper): https://t.co/GTyIfRVMRf (ht )

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N-Heterocyclic carbene-functionalized magic number gold nanoclusters by Hannu Hakkinen, Tatsuya Tsukuda, Cathleen Crudden () & co-workers

https://t.co/gv6z0IQa5B

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In the time before preprints, somewhere around the mid-Cretaceous.. (cc )

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