On-line MEDLARS searching (Kit)
By: produced by National Institutes of Health, National Library of Medicine.
Contributors: National Institutes of Health (U.S.); National Library of Medicine (U.S.)
Publisher: distributed by National Audiovisual Center
Published: 1977
Place of publication: Washington, D.C
Language: eng
Number of pages: 55
Subjects: MEDLARS.
Notes: Pulses 1000 Hz, audible and inaudible.

Summary: Basic concepts in searching computerized MEDLARS data bases.