To cite package ‘nlmixr2nn’ in publications use: Fidler M (2026). _nlmixr2nn: Neural-Network ODEs for 'rxode2' and 'nlmixr2'_. R package version 0.0.0.9000, . A BibTeX entry for LaTeX users is @Manual{, title = {nlmixr2nn: Neural-Network ODEs for 'rxode2' and 'nlmixr2'}, author = {Matthew Fidler}, year = {2026}, note = {R package version 0.0.0.9000}, url = {https://github.com/nlmixr2/nlmixr2nn}, }