The following article indexes are searchable electronically and years of coverage varies by database. Provides sequence data, if submitted by authors. Online access is available from 1989-present. Cambridge Scientific Abstracts UM only Cambridge Scientific Abstracts is an umbrella service that provides access to individual databases. You can search more than one database at a time under a particular subject category such as Biological Sciences.
Online access varies in time coverage by category.
Medline is the primary research tool for topics in clinical medicine and related fields. Medline is the online equivalent to Index Medicus, Index to Dental Literature, and International Nursing Index. The PubMed interface allows access to other NCBI databases. Online access is available from 1966-present. Online access is available from 1992-present.