books.google.com - Many different sectors of modern society influence the nation's healthcare system. Government, health insurance companies, managed care organizations, academic health centers, the pharmaceutical industry, and other groups all affect healthcare. In the areas of medical access, cost, and quality, the...http://books.google.com/books/about/United_States_Health_Care_and_the_Future.html?id=lU-jtQf-pE0C&utm_source=gb-gplus-shareUnited States Health Care and the Future Supply of Physicians