VetResearchLMM has R codes and data sets for Linear Mixed Models: An Introduction with applications in Veterinary Research by Duchateau, L. and Janssen, P. and Rowlands, G. J.
Stable version of the package avialabe on CRAN can be installed using:
Development version of the package avialabe on Github can be installed using:
if(!require("devtools")) install.packages("devtools") devtools::install_github('MYaseen208/VetResearchLMM', build_vignettes = TRUE)
This package is free and open source software, licensed under GPL.