To cite package ‘NBDCtools’ in publications use:

  Zhang L, Linkersdoerfer J (2026). _NBDCtools: National Institutes of
  Health Brain Development Cohorts Data Hub Tools_. R package version
  1.1.0, <https://CRAN.R-project.org/package=NBDCtools>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {NBDCtools: National Institutes of Health Brain Development Cohorts Data Hub
Tools},
    author = {Le Zhang and Janosch Linkersdoerfer},
    year = {2026},
    note = {R package version 1.1.0},
    url = {https://CRAN.R-project.org/package=NBDCtools},
  }