In reply: We thank McCallum and colleagues for their comments. In relation to their specific points:
- Wendy A Davis1
- Stephen Colagiuri2
- Timothy M E Davis1
- 1 School of Medicine and Pharmacology, University of Western Australia, and Fremantle Hospital, Fremantle, WA.
- 2 Boden Institute of Obesity, Nutrition and Exercise, University of Sydney, Sydney, NSW.
Correspondence: wdavis@cyllene.uwa.edu.au
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