| http://www.w3.org/ns/prov#value | - A shortage of health workers is reaching widespread proportions worldwide with 57 countries largely affected, but is a major problem in sub-Saharan Africa and Asia where it is seen as crippling the efforts to combat HIV. The shortage is due to a number of factors including the flow of medical personnel who are trained in poorer countries but then move to wealthier countries and HIV status among he
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