| adjust_digits | Plausible Rounding |
| bowley | Bowley skewness |
| conf_int95 | Confidence intervals of estimated reference limits |
| iboxplot | Removal of pathological values |
| interpretation | Colors and text modules to interprete deviations from given target values |
| livertests | Dataset: livertests |
| lognorm | Lognormal distribution model |
| permissible_uncertainty | Tolerance intervals of estimated and target limits |
| reflim | Reference limits (main function) |
| ri_hist | Histogram with density plots and reference limits |
| targetvalues | Dataset: target values |
| truncated_qqplot | Quantile-Quantile plot of truncated laboratory results |