The United States is a nation in which 47 million citizens have no health insurance,1 more than 16% of the country's gross domestic product is spent on rapidly increasing health costs,2 and stark disparities exist in health care access, exemplified by 20% of the population currently residing in federally designated health professional shortage areas.3 These formidable challenges have led to renewed interest in reforming the health care system while engendering intense debate among policy makers and politicians.
Kirch DG, Vernon DJ. Confronting the Complexity of the Physician Workforce Equation. JAMA. 2008;299(22):2680–2682. doi:10.1001/jama.299.22.2680
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