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Epidemiological (and other observational) studies typically highlight associations between exposures and outcomes, rather than causation. While some consider this a limitation of observational research, epidemiological models of causation (e.g. Bradford Hill criteria) [7] contend that an entire body of evidence is needed before determining if an association is truly causal. [8]
The higher cost can be due to the higher manufacturing price or due to local or regional tax and Value Added Tax. There is a significant disparity in the research conducted in the health sector. It is claimed that only 10% of the health research conducted globally focuses on 90% disease burden.
In terms of their institutional structure, GHIs have little in common with each other. In terms of their function – specifically their ability to raise and disburse funds, provide resources and coordinate and/or implement disease control in multiple countries – GHIs share some common ground, even if the mechanisms through which each of these functions is performed are different.
Research on overcoming persistent under-nutrition published by the Institute of Development Studies, argues that the co-existence of India as an 'economic powerhouse' and home to one-third of the world's under-nourished children reflects a failure of the governance of nutrition: "A poor capacity to deliver the right services at the right time ...
The Global Hunger Index (GHI) is a tool that attempts to measure and track hunger globally as well as by region and by country, prepared by European NGOs of Concern Worldwide and Welthungerhilfe. [1] The GHI is calculated annually, and its results appear in a report issued in October each year.
Smallpox is the first disease, and so far the only infectious disease of humans, to be eradicated by deliberate intervention. [6] It became the first disease for which there was an effective vaccine in 1798 when Edward Jenner showed the protective effect of inoculation ( vaccination ) of humans with material from cowpox lesions.
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The Global Burden of Disease Study (GBD) is a comprehensive regional and global research program of disease burden that assesses mortality and disability from major diseases, injuries, and risk factors. GBD is a collaboration of over 12,000 researchers from more than 160 countries. [1]