This first-of-its kind encyclopedia based on original research offers in-depth profiles showing how a broad spectrum of 121 important nongovernmental organizations in the health field work to affect the development of federal legislation and policy. A brief introduction provides a historical context for current action and an analysis of the various types of groups concerned with health. Arranged A to Z, the entries give the latest information about organizations that provide, consume, finance, and research services and products--employers, insurance companies, those in the health industry...