To cite package ‘EPLSIM’ in publications use: Wang Y, Liu M (2026). _EPLSIM: Partial Linear Single Index Models for Environmental Mixture Analysis_. R package version 1.0.1, . A BibTeX entry for LaTeX users is @Manual{, title = {EPLSIM: Partial Linear Single Index Models for Environmental Mixture Analysis}, author = {Yuyan Wang and Mengling Liu}, year = {2026}, note = {R package version 1.0.1}, url = {https://CRAN.R-project.org/package=EPLSIM}, }