Journal Article
                        
                        Michael, Denna, Chifundo  Kanjala, Clara  Calvert, Carel  Pretorius, Alison  Wringe, Jim  Todd, Balthazar  Mtenga, Raphael  Isingo, Basia  Zaba, and Mark  Urassa.  
"Does the Spectrum model accurately predict trends in adult mortality? Evaluation of model estimates using empirical data from a rural HIV community cohort study in north-western Tanzania." Global Health Action 7, no. 1 (2014): 21783.