© 2003 New Zealand Guidelines Group (NZGG)

The New Zealand Guidelines Group encourages the free exchange and sharing of evidence and guidelines, and the adaptation of the guidelines for local conditions. However, please note that the guidelines are subject to copyright. If you wish to replicate or reproduce this guideline, in part or in full, please obtain agreement from the New Zealand Guidelines Group. The New Zealand Guidelines Group asks people wanting to reproduce guidelines to contact them and have stated that access will not be unreasonably withheld.

Where guidelines are modified for local circumstances, significant departures from the national guidelines should be fully documented and the reasons for the differences explicitly detailed.