asglht                  Coerce object of class 'tukeytrend' to 'glht'
combtt                  Combine several pobjects of class 'tukeytrend'
dosescalett             Rescaling dose variables acc. to Tukey et al.
                        (1985)
lmer2lm                 Coerce objects of class lmerMod or lme to lm
tukeytrendfit           Fit multiple marginal models by updating a
                        given fitted model object with re-scaled dose
                        variable.
tukeytrendformula       Fit multiple marginal models with differently
                        re-scaled dose variable.
