Petrida Ijumba

The use of mobile phones as a data collection tool: A report from a household survey in South Africa

Mark Tomlinson, Yages Singh, Debra Jackson, 2009, BMC Medical Informatics Decis. Mak..

Value of a mobile information system to improve quality of care by community health workers.

Mark Tomlinson, Debra Jackson, Mark Colvin, 2013, South African journal of information management.