A subject-specific encyclopedia (or encyclopedic set) is a single (or multi-volume) reference work that provides background information on a more specialized discipline.
Contains 250 entries and relevant appendices that cover: biological; psychological; social; and economic aspects of health and aging and impacts within health-care systems.
Includes public policy issues, and real-world problems of seniors and younger Americans who must care directly for parents or share indirectly in the economic and social cost.