All functions

curve_interpolation()

Interpolates of growth curves along reference centiles

find_matches()

Find matches on all outcomes shown on the active chart

gridlinesGrob() grid.gridlines()

Draw gridlines for axes object

make_xname()

Creates the model specifications for xname

placeholder()

Obtain an empty gTree object that can act as a temporary placeholder

plot_visit_lines()

Create and plot two visit lines

process_chart()

Plots the growth chart, optionally including matches

set_curves()

Set data points in a graphic object

visit_number() visit_age() visit_label()

Find the visit number given age and donor data name