Journal Article
                        
                        Cohen, Cheryl, Nireshni  Naidoo, Susan  Meiring, Linda  Gouveia, Claire  Mollendorf, Sibongile  Walaza, Preneshni  Naicker, Shabir A Madhi, Charles  Feldman, and Keith P Klugman.  
"Streptococcus pneumoniae Serotypes and Mortality in Adults and Adolescents in South Africa: Analysis of National Surveillance Data, 2003-2008." PloS one 10, no. 10 (2015).