Between-By-Within-Subject ANOVA Interaction Contrasts in R using car, lme, and ez Packages

Extracting p-values for fixed effects from nlme/lme4 output in R

Understanding Confidence Intervals for GLS Predicted Values in NLME Models: A Practical Guide to Calculating Standard Errors and Prediction Intervals with R

Mixed Model Repeated Measures from SAS to R: A Comparative Analysis of the lmer() Function in R and Proc Mixed in SAS