- Correspondence to Ross Tucker, Department of Human Biology, University of Cape Town, Exercise Science and Sports Medicine, Cape Town, PO Box 115, Newlands, 7725, South Africa;
- Received September 1, 2011
- Accepted March 6, 2012
- First published April 25, 2012.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.