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This article on the health and social problems of income inequality in developed countries and poor countries is to carry out the comparison and description.

This article on the health and social problem of income inequality in developed countries and the impact of poor countries, were compared and description.

This article to the health and the social income not equal question in the developed country and the poor national influence, has carried on the comparison and the explanation.

This article for health and social income inequality in the developed countries and poor countries on the impact and note that the comparison of a.

This article on the health and social problem of income inequality in developed countries and the impact of poor countries, were compared and description.