Open Access. The published version of this work has been reproduced here with permission.
This article may be downloaded for personal use only. Permission to reproduce this article must be sought from the Australian Podiatry Council. This article was first published in Australasian Journal of Podiatric Medicine, 40(1): 3-8, 2006.
Copyright (2006) Australian Podiatry Council.
Australasian journal of podiatric medicine, 40(1): 3-8