Table 1. Defining research to improve health systems.

Research Domain	Primary Characteristic
	Focus of the Research	Users of the Research Outputs	Utility of the Research Outputs*
Operational	Operational issues of specific health programmes	Health care providers programme managers	Local
Implementation	Implementation strategies for specific products or services	Programme managers, R&D managers	Local/broad
Health System	Issues affecting some or all of the building blocks of a health system	Health system managers, policy makers	Broad

*How amenable the research outputs are to adaptation, scaling up or use or in other contexts or locations.