"MAS Ultra provides full text from 570 periodicals covering general reference, health, science, and other areas. In addition to the full text, this database offers indexing and abstracts for nearly 670 magazines. This database also includes over 3,000 charts, tables and graphs converted to ASCII text; 5,000 full text Magill Book Reviews; full text of 142 Macmillan books; over 430 health and science-related pamphlets in full text; coverage of the CIA World Factbook; and Essential Documents of American History. Full text backfiles go as far back as January of 1990, while indexing and abstract backfiles go as far back as January of 1984. This database is updated daily on EBSCOhost." (Source: EBSCOhost)