Josephine Tumuhamye, Makerere University School of `Public Health; Email ntumuhamye@ranlab.org 
Freddie Ssengooba, Makerere University School of `Public Health;  Email sengooba@musph.ac.ug 
Suzanne N. Kiwanuka, Makerere University School of `Public Health;  Email skiwanuka@musph.ac.ug