DataVision research and statistics department staff in discussion with a respondent during the initial registration
DataVision research and statistics department staff in discussion with a respondent on how to use the freely distributed phones
DataVision research and statistics department staff trying to locate a respondent who went to the shamba
DataVision research and statistics department staff trying tol ocate a respondent who went to the shamba
DataVisions research and statistics department staff handing over a mobile phone to a twaweza mobile phone survey