`emmeans` interface fails when visit variable is contained only in interaction term

Support for `emp_start` to apply to other non-spatial covariance structures

`emmeans` support fails for MMRMs fitted to data with only one (post baseline) visit

Estimated means using the `emmeans` with the `counterfactuals` argument.

What does `weights` argument do?

URGENT! Failed CRAN Checks: 2025-12-14

Clarify error message when factor is required

`model.frame.mmrm_tmb()` applies `na.action` too early

Allow to skip `theta_vcov` computation for large number of variance parameters

`Anova.mmrm` incompatibility with `broom::tidy()`