Functions to generate axis data
pm_axis_tad()
pm_axis_time()
pm_axis_tafd()
pm_axis_res()
pm_axis_wres()
pm_axis_cwres()
pm_axis_cwresi()
pm_axis_npde()
pm_axis_pred()
pm_axis_ipred()
pm_axis_dv()
These functions call pmplots:::mk_col_title
pm_axis_time()
#> [1] "TIME//Time {xunit}"