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- [28] DIFFERENCES IN USE OF SELECTED SURGICAL-PROCEDURES IN SOUTH CENTRAL LOS-ANGELES AND THE REMAINDER OF LOS-ANGELES-COUNTY CLINICAL RESEARCH, 1993, 41 (02): : A536 - A536
- [29] CURRENT USE OF MICROFILM IN LOS-ANGELES COUNTY PUBLIC-LIBRARY SYSTEM PROCEEDINGS OF THE ANNUAL CONFERENCE AND EXPOSITION NATIONAL MICROGRAPHICS ASSOCIATION, 1975, 24 : 643 - 644