All functions

References CDC

Reference tables from CDC 2000

References NL3

Reference tables from Third Dutch Growth Study 1980

References NL4

Reference tables from Fourth Dutch Growth Study 1997

References WHO

References WHO

ageGrid()

Creates an age grid according to a specified format.

boys7482

Growth of Dutch boys

extractLMS()

Extracts LMS values from a gamlss object.

wp.twin()

Superposes two worm plots

y2z()

Converts measurements to standard deviation scores (SDS)

z2y()

Convert standard deviation scores (SDS) to measurements