# ------------------------------------------------ # CITATION.cff file created with {cffr} R package # See also: https://docs.ropensci.org/cffr/ # ------------------------------------------------ cff-version: 1.2.0 message: 'To cite package "cthist" in publications use:' type: software license: AGPL-3.0-or-later title: 'cthist: Clinical Trial Registry History' version: 2.1.12 doi: 10.1371/journal.pone.0270909 identifiers: - type: doi value: 10.32614/CRAN.package.cthist abstract: Retrieves historical versions of clinical trial registry entries from . Package functionality and implementation for v 1.0.0 is documented in Carlisle (2022) . authors: - family-names: Carlisle given-names: Benjamin Gregory email: murph@bgcarlisle.com orcid: https://orcid.org/0000-0001-8975-0649 preferred-citation: type: article title: Analysis of clinical trial registry entry histories using the novel R package cthist authors: - family-names: Carlisle given-names: Benjamin Gregory email: murph@bgcarlisle.com orcid: https://orcid.org/0000-0001-8975-0649 journal: PLOS ONE year: '2022' volume: '17' issue: '7' doi: 10.1371/journal.pone.0270909 start: e0270909 repository: https://cranhaven.r-universe.dev repository-code: https://github.com/bgcarlisle/cthist commit: 9f6a5b218697837662f422530b2bba3359ad0c57 url: https://github.com/bgcarlisle/cthist date-released: '2026-10-29' contact: - family-names: Carlisle given-names: Benjamin Gregory email: murph@bgcarlisle.com orcid: https://orcid.org/0000-0001-8975-0649