## Test environments
* Local macOS install, R 4.4.1
* ubuntu-latest (via Github Actions), R-release, R-devel, oldrel-1
* macOS-latest (via Github Actions), R-release
* windows-latest (via Github Actions), R-release
* Windows 2012 Server (on Appveyor) R-release, R-devel

## R CMD check results
There were no NOTEs, WARNINGs, or ERRORs. Some CRAN checks find 403/503 errors
to some doi.org links but I cannot replicate these locally.

