Journal Article
                        
                        Manyema, Mercy, Lennert J Veerman, Lumbwe  Chola, Aviva  Tugendhaft, Benn  Sartorius, Demetre  Labadarios, and Karen J Hofman.  
"The potential impact of a 20% tax on sugar-sweetened beverages on obesity in South African adults: A mathematical model." PLOS ONE 9, no. 8 (2014): 1-10.