To cite loinc in publications use:

Ernest Guevarra (2026). roinc: Interface to the Logical Observation Identifiers Names and Codes (LOINC) API. doi:10.5281/zenodo.22831698. R package version 0.0.9003, https://oxford-ihtm.io/roinc/.

Corresponding BibTeX entry:

  @Manual{,
    title = {roinc: Interface to the Logical Observation Identifiers
      Names and Codes (LOINC) API},
    author = {{Ernest Guevarra}},
    year = {2026},
    note = {R package version 0.0.9003},
    url = {https://oxford-ihtm.io/roinc/},
    doi = {10.5281/zenodo.22831698},
  }