Table 1.

Research instruments (domains) in global public health research*

Research domain	Research avenue
“Description”: Epidemiological research	Measuring the burden
	Understanding risk factors
	Evaluating the existing interventions
“Delivery”: Health policy and systems research	Studying capacity to reduce exposure to proven health risks
	Studying capacity to deliver efficacious interventions
“Development”: Improving existing interventions	Research to improve deliverability
	Research to improve affordability
	Research to improve sustainability
“Discovery”: Developing novel interventions	Basic research
	Clinical research
	Public health research

* Source: Rudan et al. [15].