find_lfun_glmm          Find the log-likelihood function
find_modfr_glmm         Parse a formula (and possibly subformulas)
glmm                    Fit a GLMM
glmmsr                  glmmsr: fit GLMMs with various approximation
                        methods
set_lme4_control        Control of Mixed Model Fitting
three_level             A dataset simulated from a three-level model
two_level               A dataset simulated from a two-level model
