| ageGrid | Creates an age grid according to a specified format. |
| boys7482 | Growth of Dutch boys |
| cdc.bmi | Reference tables from CDC 2000 |
| cdc.hgt | Reference tables from CDC 2000 |
| cdc.wgt | Reference tables from CDC 2000 |
| extractLMS | Extracts LMS values from a gamlss object. |
| nl3.bmi | Reference tables from Third Dutch Growth Study 1980 |
| nl4.bmi | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.hdc | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.hgt | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.hip | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.lgl | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.shh | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.sit | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.wfh | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.wgt | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.whr | Reference tables from Fourth Dutch Growth Study 1997 |
| nl4.wst | Reference tables from Fourth Dutch Growth Study 1997 |
| who.wgt | Reference tables from WHO 2006 |
| wp.twin | Superposes two worm plots |
| y2z | Conversion between measurements y and z-scores |
| z2y | Conversion between measurements y and z-scores |