Provide an overview of how healthcare in the United States has evolved since the post-industrial period.  How has the evolution of medical technology, graduate medical education

Provide an overview of how healthcare in the United States has evolved since the post-industrial period.  How has the evolution of medical technology, graduate medical education, and the professionalization of medical and nursing staff affected the delivery of care?  Why has the United States been unsuccessful in evolving the current healthcare system into a national healthcare system?