doi.prefix
The first half of a DOI which corresponds to a registrant (e.g., a publisher). In <https://doi.org/10.1038/s41597-022-01807-3>, `10.1038` corresponds to Nature Portfolio.
The first half of a DOI which corresponds to a registrant (e.g., a publisher). In <https://doi.org/10.1038/s41597-022-01807-3>, `10.1038` corresponds to Nature Portfolio.