The health data ecosystem is described in this conceptual diagram, created by the WHO eHealth unit and the Health Ethics and Policy Lab, Epidemiology Biostatistics and Prevention Institute, University of Zurich.
The International Telecommunication Union collects telecommunication/ICT data for about 200 economies worldwide. WHO uses these data, together with eHealth survey data, to produce country profiles on eHealth.
The HIS country ownership and leadership continuum was developed by WHO, USAID and ITU as a framework for
discussing the major components of health information systems, in the context of country ownership.