The voluminous amount of biomedical literature today renders mandatory the use of high-speed computers to disseminate and retrieve information quickly. The medical profession can be proud of the achievement of the National Library of Medicine in retrieving and indexing a stupendous amount of medical literature published throughout the world every month.
Since the operation of the computer-based Medlars (Medical Literature Analysis and Retrieval System) by the National Library, many useful bibliographies have come from it. Perhaps the most useful of these is the new Abridged Index Medicus (AIM). This new index should be valuable not only to small hospitals and clinic libraries, but also to individual practitioners who have not been able to use the more comprehensive and costly Index Medicus.
In the AIM a large proportion of the journals indexed are those to which a small hospital or practitioner subscribes or has access. One hundred English-language journals were chosen