Journal Article
Joubert, Jane, Rosana Norman, Estelle V Lambert, Pam Groenewald, Michelle Schneider, Fiona Bull, Debbie Bradshaw, and South African Comparitive Risk Assessment Collaboration.
"Estimating the burden of disease attributable to physical inactivity in South Africa in 2000." South African Medical Journal 97, no. 8 (2007): 725-731.