delivery through three major historical phases, each demarcating a major change in the structure of the delivery system. The first phase is the preindustrial era from the middle of the 18th century to the latter part of the 19th century. The second phase is the postindustrial era beginning in the late 19th century. The third, most recent and current phase, is marked by the growth of managed care, organizational integration, the information revolution, and globalization, called the corporate era. 7/27/11…
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