CANDIDA MOSHIRO, Department of Epidemiology and Biostatistics, School of Public Health, Muhimbili University of Health and Allied Sciences, cmoshiro@gmail.com
ALLY HUSSEIN, Tanzania Field Epidemiology and Laboratory Training Program, allykhussein@gmail.com
JAFFAR SHABBAR, UCL Institute for Global Health,  s.jaffar@ucl.ac.uk
JOHNSON MISHIU, National Institute for Medical Research, mshiujohnson@gmail.com
FREDRICK AMANI, National Institute for Medical Research, frdrckaman@gmail.com
SAYOKI MFINANGA, National Institute for Medical Research, gsmfinanga@yahoo.com
