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Select a Letter Technical Bulletin Index 1979-1996 - Letter A Technical Bulletin Index 1979-1996 - Letter B Technical Bulletin Index 1979-1996 - Letter C Technical Bulletin Index 1979-1996 - Letter D Technical Bulletin Index 1979-1996 - Letter E Technical Bulletin Index 1979-1996 - Letter F Technical Bulletin Index 1979-1996 - Letter G Technical Bulletin Index 1979-1996 - Letter H Technical Bulletin Index 1979-1996 - Letter I Technical Bulletin Index 1979-1996 - Letter J Technical Bulletin Index 1979-1996 - Letter K Technical Bulletin Index 1979-1996 - Letter L Technical Bulletin Index 1979-1996 - Letter M Technical Bulletin Index 1979-1996 - Letter N Technical Bulletin Index 1979-1996 - Letter O Technical Bulletin Index 1979-1996 - Letter P Technical Bulletin Index 1979-1996 - Letter Q Technical Bulletin Index 1979-1996 - Letter R Technical Bulletin Index 1979-1996 - Letter S Technical Bulletin Index 1979-1996 - Letter T Technical Bulletin Index 1979-1996 - Letter U Technical Bulletin Index 1979-1996 - Letter V Technical Bulletin Index 1979-1996 - Letter W Technical Bulletin Index 1979-1996 - Letter X Technical Bulletin Index 1979-1996 - Letter Y Technical Bulletin Index 1979-1996 - Letter Z
  Letter C
(1979-1996)
 
 
Black line separating article from citation information
 
CA (Call Number) Field in SERLINE has new value. 1994 Jul-Aug:5

CALC command

Available for TRI87 and TRI88 on TOXNET. 1990 May:4

CALC Functions on TRI. 1989 Sep:14

Call Number (CA) field in SERLINE has new value. 1994 Jul-Aug:5

CALL NUMBERS, locating NLM nos. for indexed titles classed separately. 1980 Jun:7

Canada

Grateful Med available. 1986 Aug:3

Canadian Health Libraries Association Fact Sheet.

The Impact of the Hospital Library. 1994 May-Jun:Appendix A

Cancer Databases, update. 1988 Mar:48

Cancer Detection Guidelines in PDQ. 1988 Mar:4

CANCEREXPRESS

charges. 1984 Jan:4

description of file. 1983 May:5

file discontinued. 1985 Sep:3

free time online. 1983 Sep:6; 1983 Nov:3

implementation. 1983 Jun:4

Journal Subset field (SB). 1983 Aug:3

List of Core Journals available. 1985 Mar:4

regeneration. 1985 Jun:11

CancerFax

Available. 1992 Nov-Dec:16

CancerFax for Revised PDQ User Guide. 1993 Jul-Aug:27

Cancergram (CG) Field in CANCERLIT. 1985 Dec:6

Cancergrams. 1990 Mar:Enclosure

CANCERLIT (CANCERLINE)

1985, December update rescheduled. 1985 Oct:3

1987 file available Dec. 15, 1986. 1986 Oct:6

1988 MeSH and year-end processing delayed. 1987 Dec:3

1989 MeSH use. 1986 Feb:3; 1987 Oct:6; 1988 Jan:4; 1989 Jan:3; 1990 Jan:3; 1990; 1990 Sep-Oct:9; 1990 Sep-Oct:11; 1990 Nov-Dec:25; 1996 Sep-Oct:7

abstracts. 1985 Jun:3

Automatic SDI Service

Cancergram field 1985 Dec:6

CANCERGRAM (CG) Field Eliminated. 1994 Nov-Dec:4

changes being proposed. 1983 Apr:3

changes in effect. 1983 May:7

citations added to AIDSLINE. 1989 Jun:1

citations included. 1984 Sep:4

Citations with Incorrect MeSH Headings. 1994 Jul-Aug:4

Comments (CM) field added. 1990 Apr:4

data element number changes. 1985 Jun:3

Eliminating MEDLINE Overlap. 1993 Mar-Apr:22

enrichment term indexing. 1982 Aug:6

entry month

File Availability Delayed. 1994 Nov-Dec:3

FOR (LA) Tag now searchable. 1987 Jan:4

free connect time

history and projected improvements. 1979 Jun:5

journals, availability of list. 1979 Aug:4

Journal Subset field (SB). 1983 Aug:3

lease availability change. 1989 Jan:attachment

Limiting retrieval to articles with abstracts. 1996 May-Jun:2

MeSH Headings

new enrichment terms, 1982. 1982 Aug:8

new secondary source ID. 1982 Apr:4

regeneration. 1979 May:4; 1982 Aug:5; 1988 Jan:4

review SDI strategy for 1989 MeSH. 1988 Oct:6

Scientific Misconduct Annotation Removed. 1995 Mar-Apr:3

search default changed from Text Words (TW) to MeSH Heading (MH). 1989 Feb:53

searching becoming more like MEDLINE. 1988 Oct:13

Secondary Source Identifier Field. 1992 Nov-Dec:4

Single-term MeSH headings and multi-meaning messages. 1990 Mar:3

The Cancer Information Service: A 15-Year History of Service and Research. 1994 Jan-Feb:5

Text Words, error in program. 1980 Aug:4

Text Words/Title Words. 1982 Aug:6

Text Words/Title Words, error, review of searching. 1981 Nov:3

Title Field Text Words (TF) available. 1990 Jan:4

Trademark. 1990 Mar:3

Unique Identifier. 1992 Nov-Dec:4

Update. 1979 Nov:App; 1980 Oct:App; 1981 Oct:App; 1982 Oct:App; 1989 Feb:53; 1990 Feb:52; 1991 Jan-Feb:60; 1993 Jan-Feb:28; 1995 Sep-Oct:41; 1996 Sep-Oct:21D

user surveys. 1983 Aug:6

verifying duplicate citations. 1982 Aug:7

Year-End Processing. 1988 Oct:7

Year-End Processing - SDIs. 1990 Sep-Oct:11

CancerNet

Available. 1992 Nov-Dec:16

Available in Revised PDQ User Guide. 1993 Jul-Aug:26

CANCERPROJ

1986 MeSH use. 1986 May:3

1987 MeSh use. 1987 Jun:3

award type, new. 1979 Nov:3

file unabailable as of October 1, 1987. 1987 Aug:8

free connect time, Jun-Aug 1979. 1979 Jun:3

index term lists availability. 1981 Apr:4; 1981 Aug:4

performing organization data element error. 1979 Jul:3

PRINT format changes. 1979 Jan:4

SSIE termination delays update. 1982 Feb:3

subject caption list (alphabetical) availability. 1980 Jan:4

subject caption list (hierarchical) availability. 1980 Jan:3

subject caption list (hierarchical) changes. 1980 Jan:App

Trademark. 1990 Mar:3

Unique Identifier (UI) field, format change. 1986 Jan:3

update. 1979 Jan:4; 1979 Jul:3

update delayed. 1982 Feb:3

updates suspended. 1986 Aug:4

user surveys. 1983 Aug:6

Carotid Enderarterectomy Clinical Alert. 1994 Nov-Dec:3

"CAPS"

cancelling command. 1980 Jul:4

double quote required. 1980 Jul:3

CAS Registry Number (RN) New Response Message. 1992 Sep-Oct:4

Catalog of Publications, Audiovisuals, & Software. 1994 Jan-Feb:5; 1995 Jan-Feb:5

CATALOG CARDS, producing from CATLINE output. 1980 Dec:6

Cataloging

AACR 2 implementation. 1981 Jan:5

AACR 2 update. 1981 May:13

AVLINE changes. 1983 Apr:10

Cataloging Section will use cataloging copy from Library of Congress and GPO. 1987 Aug:9

Catalogs discontinued. 1988 Dec:5

data elements added to MESH VOCAB file. 1980 Dec:5

LIMITED, available in CATLINE. 1979 Apr:4

LIMITED, publication of records. 1981 Feb:8

Notes for Medical Catalogers, 1982. 1983 Mar:4

Policy in AVLINE. 1982 Oct:10

Subheadings, 1980 additions. 1980 Mar:9

Subheadings, 1980, further additions. 1980 Aug:3

Use of copyright date. 1990 May:1

Use of subheadings. 1990 Feb:67

Cataloging in Publication (CIP) Citations

AVLINE. 1992 Nov-Dec:31

CATLINE. 1992 Nov-Dec:31

items not being acquired by NLM. 1989 Apr:4

Categorized Lists of Bioethics Thesaurus (1989) Keywords DRAFT. 1990 Feb:30

CATEGORY data element in TRI. 1989 May:6

CATEGORY QUALIFIERS, standardization of. 1979 Sep:4

CATLINE

AACR 2 changes. 1981 Nov:4

AACR 2 implementation. 1981 Jan:5

AACR 2 update. 1981 May:13

Accession Number. 1994 Sep-Oct:18

Accession Number Shelving. 1994 Jan-Feb:18

Call Number. 1994 Sep-Oct:18

Cataloging in Publication (CIP) Records. 1992 Nov-Dec:31; 1993 Mar-Apr:5; 1993 May-Jun:24

certain data elements translated into English phrases. 1988 Mar:3

Changes

Citations added to AIDSLINE. 1991 Jan-Feb:41

(CN) & (CS) change to (UT) or (UA) or (UTS). 1986 Jul:9

Country of Publication (CY) field for pre-19th century imprints. 1990 Feb:46

Data element changes. 1984 Feb:7

Data, Indexing, and Print Format Changes. 1992 Nov-Dec:30

File regeneration. 1986 Jul:9

Form & geographic subheadings. 1988 May:5

Imprint field (IM). 1984 Mar:3

Imprint field (IM), delay. 1984 Jun:5

IT (Item Type) Field. 1994 Sep-Oct:14

Item Type (IT) Field. 1994 Sep-Oct:14

Item Type (IT) values. 1986 Jul:9

Language field (LA). 1984 Mar:3

limited cataloging available. 1979 Apr:4

limited cataloging scope expanded. 1979 Oct:7

MA (MARC Indicators) Field. 1994 Sep-Oct:14

Medical Reference Book Annotations (MRB'S) to Cease. 1991 Nov-Dec:3

Mid-Year Update. 1992 Jul-Aug:15

monographic citation numbers in NEWS. 1979 Feb:4

Monthly Proof Pull (MP) available. 1992 Nov-Dec:32

New ELHILL features. 1990 Nov-Dec:25

New Number Index (NX) Field. 1992 Nov-Dec:24

OC (Open Closed Indicator) Field. 1994 May-Jun:20

online file updates. 1981 Sep:4

Open Closed Indicator (OC) Field. 1994 May-Jun:20

Other Files Unique Identifier (U2) Field. 1993 May-Jun:24

Preservation Action Note (PRS) Field. 1993 May-Jun:24

Preservation Data Added. 1991 May-Jun:35

Primary Subject Indicator. 1994 Sep-Oct:18

PRINT CC (CAT CARD) change. 1989 Mar:3

PRINT LO. 1988 Apr:4

producing catalog cards. 1980 Dec:6

Rebuilding. 1995 Sep-Oct:25

rebuilding complete and 1990 file available. 1989 Nov:13

Regeneration. 1980 Feb:3; 1984 Feb:6; 1987 Apr:5; 1988 Dec:12; 1992 Nov-Dec:30

retrospective shelflist records added. 1981 Jun:6

review SDI strategy for 1989 MeSH. 1988 Oct:6

SDI service. 1983 Mar:5; 1991 Sep-Oct:6

searching ISSN and ISBN numbers. 1982 Jan:3

searching (MH) field. 1986 Sep:16

Secondary Subject Indicator. 1994 Sep-Oct:18

series, locating hint. 1983 Aug:10

Shelving Locations (SL). 1986 Jul:9

ST (Status) Field. 1994 Sep-Oct:14

Status (ST) Field. 1994 Sep-Oct:14

speciality heading policy change, 1988 system. 1987 Oct:9

subject heading policy conforms with indexing. 1987 Nov:9

SUNY, available at. 1981 Jan:4

textword searching, changes in. 1981 Nov:7

Title Field Text Words (TF) available. 1989 Oct:6; 1990 Jan:4

TRL records deleted. 1982 Oct:10

U2 (Other Files Unique Identifier) Field. 1993 May-Jun:24

Updated. 1981 Apr:4; 1983 Apr:3; 1983 Nov:3; 1984 Apr:3; 1986 Jun:4; 1986 Jul:10; 1987 Nov:4; 1989 Jan:3; 1990 Jan:3; 1990 Sep-Oct:9; 1990 Sep-Oct:11; 1990 Nov-Dec:25; 1991 Jan-Feb:48; 1992 Jan-Feb:49; 1993 May-Jun:24; 1993 Sept-Oct:36; 1994 Jan-Feb:16; 1994 Sep-Oct:16; 1996 Sep-Oct:7

update schedule change. 1987 Apr:3

Upgrading headings from minor to major. 1990 Sep-Oct:19

use of non-print subject headings. 1979 Jun:8

USMARC

Year-End Processing. 1991 Nov-Dec:24

CBAC

changes. 1982 Apr:10

definition of data elements. 1982 Apr:11

modification. 1982 Feb:6

subfile composition, 1982. 1982 Aug:9

CCRIS

additional file to TOXNET. 1986 Jan:6

CROSSFILE searching/printing. 1990 Jun:19

enhancements for Dec 8, 1987. 1988 Jan:10

fact sheet. 1986 Mar:enclosure

file description. 1986 Mar:5

pricing information. 1986 Apr:Appendix A

Update. 1989 Feb:60; 1991 Jul-Aug:32

CD Antigens Indexing Error. 1994 May-Jun:3

CD-ROM

Licensee fees. 1990 Nov-Dec:7

MEDLINE available from various companies. 1989 Feb:4

'MEDLINE on CD-ROM' September 1988 meeting

NLM Data on. 1992 Jan-Feb:87; 1992 Jul-Aug:27; 1993 May-Jun:Appendix A

NLM products. 1990 Feb:96; 1991 Jan-Feb:9; 1991 May-Jun:7

Pricing. 1991 May-Jun:Appendix C

Pricing changes. 1990 Sep:Appendix I

Update. 1988 Mar:5

CDF (Chemical Directory File)

locator tool for TOXNET. 1988 Jul:10

CE Courses at MLA. 1991 Mar-Apr:3

Center of Excellence Search hint. 1992 Nov-Dec:18

Change of Address. 1990 Jan:23; 1990 Feb:115; 1990 Mar:24; 1990 Apr:39; 1990 Jun:25; 1990 Jul:47; 1991 Jan-Feb:Last Page; 1991 Mar-Apr:39; 1991 May-Jun:Last Page; 1991 Sep-Oct:Last Page; 1991 Nov-Dec:Last Page; 1993 Every Issue:Next-to-last page

Change of address form. 1987 Jun:3; 1989 Feb:71; 1989 Mar:last pg; 1989 May:last pg; 1989 Jun:last pg; 1989 Nov:last pg; 1989 Dec:last pg

Charges (Database Searching)

1989 CHEM/TOXLIT/TOXLIT65 prices modified. 1989 Jan:Appendix A

1990 CHEM/TOXLIT/TOXLIT65 prices. 1989 Dec:Enc

1993 Pricing Announcements. 1992 Sep-Oct:1

adjustment for 3/13/84. 1984 Apr:3

adjustment, August 1982. 1982 Sep:3

Automatic SDIs on SDILINE - Nov. & Dec. 1990 Sep-Oct:11

Billing Cycle Changes from Monthly to Quarterly. 1994 Jan-Feb:3

bills changing format. 1989 Jan:6

CANCEREXPRESS. 1984 Jan:4

CD-ROM Price changes. 1990 Sep-Oct:Appendix I

CD-ROM Price changes. 1990 Nov-Dec:7

change in charging mechanism for database tapes. 1982 Jan:4

changes announced. 1982 Jul:5

changes, effective date. 1982 Sep:3

changes when disconnected. 1983 Jan:4

CHEMLINE increase. 1984 Jan:Enc

CHEMLINE/TOXLIT. 1990 Nov-Dec:Appendix D; 1991 Nov-Dec:Appendix A; 1993 Jan-Feb:3; 1994 Jan-Feb:3; 1995 Nov-Dec:21A

DIRLINE. 1983 Nov:3

Elimination of MONTHLY MINIMUM, STORESEARCH, and ADDITIONAL ID surcharge. 1979 Aug:6

EXPLAIN. 1983 Nov:3

EXPLAIN, Updated to Reflect New Charges. 1983 Feb:3

Foreign Surcharge Pricing Changes. 1994 May-Jun:27

Free Connect Time Adjustments. 1983 Oct:3

Grateful Med Handling Fee Discontinued. 1992 Mar-Apr:5

Increase, All Databases, Announced. 1981 Jun:3

Increase, CHEMLINE, Announced. 1981 Jan:3; 1981 Mar:3

Increase, CHEMLINE, Postponed. 1980 Oct:4

Increase, TOXLINE/CHEMLINE, Announced. 1980 Mar:6; 1981 Dec:3

Increase, TOXLINE/CHEMLINE, Reminder. 1980 Jun:3

Increase, TOXLINE, Effective. 1980 Oct:4

Increase/Reinstitution Announced. 1982 Jul:5

Increase/Reinstitution Effective. 1982 Sep:3

Interlibrary Loan. 1983 Aug:5

Letter to Searchers Re CHEMLINE/TOXLINE Prices. 1982 Nov:Enclosure

LOAN STATUS. 1993 Jan-Feb:3

Master Account Application Form. 1992 Jan-Feb:Appendix F

Master Account for MEDLARS Billing. 1992 Jan-Feb:70

Master Accounts for MEDLARS Billing. 1991 Jan-Feb:70

Master Account Transaction Detail. 1992 Jan-Feb:71

MEDLARS Pricing Reduction - 1/1/93. 1992 Nov-Dec:1

MEDLARS Pricing Schedule. 1990 Mar:Enclosure; 1992 Nov-Dec:Appendix A; 1993 Sept-Oct:Appendix L; 1994 Jul-Aug:Appendix H; 1995 Nov-Dec:23B

Minimum $15/Mo Charge Per User ID Code. 1983 Jan:4

Monthly Minimum Announced. 1982 Jun:5

NLM Online Pricing Algorithm Charges to Domestic Users. 1992 Jan-Feb:72

NLM Online Pricing Algorithm (effective 3/93). 1993 Jan-Feb:Appendix A

NLM Online Pricing Algorithm (effective 1/94). 1993 Sept-Oct:Appendix L

NLM Online Pricing Algorithm (effective 1/1/94). 1994 Jan-Feb:Appendix A

NLM Online Pricing Algothrithm (effective 10/1/94). 1994 Jul-Aug:Appendix H

NLM Online Pricing Algorithm Effective 1/96. 1995 Nov-Dec:21A

Online pricing algorithm. 1990 Jan:Appendix B

PDQ. 1984 Jun:3

PDQ/DIRECTORY. 1984 Jun:3

Practice Time Credit for New Codes. 1993 Jan-Feb:4

Price changes - Feb 1, 1991. 1990 Sep-Oct:7

Pricing schedule. 1990 Mar:Enclosure; 1991 Jan-Feb:Enclosure 2; 1991 Sep-Oct: Enclosure

Pricing schedule changes. 1990 Sep-Oct:Appendix H

Pricing Schedule Erratum. 1991 Nov-Dec:4; 1991 Nov-Dec:Appendix B

prime vs. non-prime, time check. 1984 May:4

reduction of charges. 1982 Dec:7

Revised MEDLARS Pricing Schedule see pricing. 1991 Jan-Feb:72; 1995 Nov-Dec:3

Subsets and CD-ROMS. 1991 May-Jun:Appendix C

telecommunications networks. 1982 Jul:3

telecommunications, no charge. 1980 May:3

TOXLINE increase. 1984 Jan:Enc

Check Tags. 1991 May-Jun:49

AVLINE, changes in use of. 1979 Feb:5

Chemical and Toxicological Files

1982 revised user guides available. 1982 Nov:16

Demo Disk revised. 1988 Jun:5

PC Demo Disk. 1987 Feb:8

Update. 1988 Mar:4

User aids. 1982 Mar:12

Chemical Carcinogenesis Research Information System see CCRIS

Update. 1991 Jul-Aug:32

Chemical Dictionary/Thesaurus see ChemID, CHEMLINE

Chemical Dictionary File see CDF

Chemical Files, Training. 1984 Oct:13

Chemical Identification see ChemID

Chemical Information Update. 1991 Jan-Feb:52

CHEMICAL NAME MAPPING, available. 1981 Mar:3

Chemical Names

Searching. 1991 May-Jun:46

CHEMICAL TOOL - "MeSH-Supplementary Chemical Records." 1983 Jan:7

CHEMICALS

searching in MeSH and MEDLINE. 1980 Feb:7; 1982 Mar:5

Chemicals with Elusive Names. 1988 Jun:8

ChemID

1992 Update. 1992 Jan-Feb:52

Available online. 1990 Mar:3

Description of new database on ELHILL. 1990 Jan:1

Embedded Molecular Formulas Searching Now Available. 1992 Mar-Apr:11

Enhancements to the CC & NO Fields. 1992 Jan-Feb:54

European Inventory of Existing Commercial Chemical Substances (EINECS). 1992 Jan-Feb:55

File Rebuilt. 1992 Mar-Apr:11

Locators Updated. 1992 Mar-Apr:11

New File. 1991 Jan-Feb:52

Pocket Card. 1991 Jul-Aug:Enclosure

Regeneration. 1995 Nov-Dec:3

Search tips. 1996 May-Jun:10

SUPERLIST. 1991 Jan-Feb:53

Superlist capability available. 1990 Jul:25

SUPERLIST Updated. 1992 Mar-Apr:11

SUPERLIST. 1996 May-Jun:10

TSCAINV and EINECS Available. 1991 Nov-Dec:30

Unit record. 1990 Jan:11

Update. 1990 Feb:47; 1993 Jan-Feb:19

CHEMLEARN

microcomputer-based program. 1990 May:16

PC-based training for CHEMLINE. 1987 Aug:14

update. 1988 Mar:4; 1989 Feb:61

version 2.0 description. 1988 Jul:7

CHEMLINE

1989 charges. 1989 Jan:Appendix A

1990 charges. 1989 Dec:Enc

1992 Update. 1992 Jan-Feb:52

Addition of non-systematic names to Index Guide. 1982 Dec:8

additional materials. 1983 Apr:11

changes to data elements. 1979 Apr:16

charge reduction. 1982 Dec:7

CHEMLEARN: PC-based training for CHEMLINE

Classification Code (CC) field. 1986 Jul:1

classification codes available. 1989 Mar:4

default change. 1983 Jun:11

Enhancements to the CC & NO Fields. 1992 Jan-Feb:54

EPA TSCA Inventory records added. 1979 Jul:3

EXPLAINS, available online. 1981 Jul:4

fact sheets. 1981 Oct:Enc

FDA-NDA locator removed. 1980 Jul:5

Canadian Domestic Substances List Indicator. 1993 Nov-Dec:6

File Regeneration. 1992 May-Jun:15; 1992 Jul-Aug:4; 1995 May-Jun:10

linking Locator Nos. and Registry Nos. 1980 Aug:5

Locator (LO) field. 1991 Sep-Oct:26

Name of Mixture (MX) field. 1991 Sep-Oct:26

Name of Substance (NM) field. 1991 Sep-Oct:26

New Data from MeSH. 1991 Sep-Oct:25

new pricing structures; letters to searchers. 1982 Nov:Enclosure

new terminology based on common usage. 1982 Dec:7

Pocket card. 1990 Jun:4

Price Change (effective 1/1/96). 1995 Jan-Feb:3; 1995 Nov-Dec:3

Price Change (effective 1/1/94). 1994 Jan-Feb:3

Price Change (effective 3/93). 1993 Jan-Feb:3

price increase. 1981 Jan:3; 1981 Mar:3; 1981 Dec:3; 1984 Jan:Enc; 1986 Apr:Appendix A; 1987 Jan:3; 1988 Jan:3

Pricing Announcement. 1990 Nov-Dec:Appendix D; 1991 Nov-Dec:Appendix A

Printing. 1991 Sep-Oct:27

Rebuilt with new locators and improvements in molecular formula searching. 1990 Jul:33

regeneration. 1979 Apr:16; 1982 Aug:4; 1984 Sep:4; 1986 Jun:4,Jul:1; 1987 Jul:3

regeneration enhancements - new data elements. 1987 May:5

regeneration, explanatory article. 1981 Apr:5

regeneration for European Drug Names and more TSCA data. 1988 Aug:5

regeneration, review of changes. 1981 May:3

regeneration, ring information. 1982 Feb:3

regeneration upgrades Locator, Name, Note and Related Registry Number fields. 1989 May:18

restructured file. 1982 Dec:7

revised manual chapter. 1979 Jun:App

RR (Related Registry Number) field may have value of 'parent'. 1989 Feb:54

Searching Default Simplified. 1991 Sep-Oct:26

stringsearching. 1979 Dec:9

synonyms added. 1983 Jun:10

Synonyms (SY) Field Changes. 1992 Jan-Feb:52

synonyms, source. 1984 Apr:13

TOXLINE, use as locator. 1982 May:4

TSCAINV and EINECS. 1991 Nov-Dec:30

unit record changes. 1984 Spr:13

Update. 1988 Mar:50; 1990 Feb:47; 1991 Jan-Feb:52; 1993 Jan-Feb:19

update delay. 1984 Jul:3

User Guide revised and available. 1986 Jan:3

Year-End Processing. 1991 Sep-Oct:25

Chinese Traditional Medicine, update. 1988 Mar:39

Chronic Diseases, Searching for Concept of. 1987 Jan:13

CIM (Cumulated Index Medicus) - see Publications

CIP, Cataloging-in-Publication

items not acquired by NLM will have value of 'not acquired' in NLM call field. 1989 Apr:4

CITATION IDENTIFIER, deleted from files. 1979 Dec:4

CITATION, ONLINE

format changes for 1980. 1979 Oct:5

format changes for 1980, addendum. 1979 Dec:4

Citations.

errors. 1984 Feb:3

missing, search hint. 1983 Sep:15

CITATIONS to articles, online services. 1980 Dec:7

Citing a Database. 1986 Mar:11

CITY (CITY) field in DIRLINE is now searchable. 1989 Mar:3

City of Publication (PL)

SERLINE. 1990 Jul:6

Clarification of scope notes for biosynthesis and metabolism (subheadings). 1990 Nov-Dec:17

Classical Article. 1987 Oct:11

update. 1988 Mar:34

Classification Code (CC) field

added to CHEMLINE. 1986 Jul:1

Classification Codes list for CHEMLINE now available. 1989 Mar:4

Clinical Alerts

Adjuvant Therapy of Breast Cancer. 1995 Nov-Dec:3

Available Online. 1991 Jan-Feb:21

February 1993. 1993 Mar-Apr:4

February 1994 - Zidovudine. 1994 Mar-Apr:3

Full Text Online. 1992 Jan-Feb:17

Hydraxyurea for Sickle Cell Anemia 1995 Jan-Feb:3

Ischemic Optic Neuropathy Decompression 1995 Jan-Feb:3

October 1995 - Endophthalmitis Vitrectomy Study 1995 Sep-Oct:3

September 1994 - Carotid Endarterectomy. 1994 Nov-Dec:3

September 1995 1995 Sep-Oct:3

Tamoxifen Update. 1995 Nov-Dec:3

Clinical Problem Solving Articles in NEJM. 1993 Nov-Dec:4

Clinical Trials

Current Indexing Practices. 1991 Jan-Feb:88

Identification in MEDLARS. 1995 Mar-Apr:18

Information in PDQ. 1988 Jul:3

CLINPROT

Alias. 1983 Jul:4

AW Data Element Deleted. 1980 Feb:3

Change in Abstract Field. 1979 Dec:4

Change in PRINT Formats. 1979 Jan:4

Clinical Trials Information in PDQ. 1988 Jul:3

Data Element Changes. 1982 Sep:5; 1983 Jun:3

Discontinued. 1991 Mar-Apr:4

Drug Terms Modified. 1988 May:4

Free Connect Time, Jun-Aug 1979. 1979 Jun:3

Index Available. 1982 May:4

Index Term Listing

Index Term Listing Available from NCI. 1981 Aug:Enc; 1982 Aug:4; 1983 May:4; 1983 Jun:4; 1984 Feb:3; 1984 Dec:4; 1985 Apr:6; 1985 Sep:4; 1990 Mar:6; 1990 Jul:5; 1990 Sep-Oct:7; 1990 Nov-Dec:6

Index Terms, Hierarchical, List. 1981 Nov:3

Index Term Listing Available, Oct 82. 1982 Nov:4

Index Term Listing Available, 1983. 1983 Jan:7

Manual Chapter Sent to Users. 1980 Sep:4

Merging inot PDQ. 1989 Mar:5

PDQ as Related to Clinprot. 1982 Sep:6

SA Data Element Deleted. 1980 Dec:4

Search Tools Available. 1989 Mar:5

Simplified Title Field (STI). 1984 Oct:3

Subject Captions List, Availability. 1979 Jul:3

Subject Captions List, Availability. 1981 Apr:4

Subject Captions List, New and Changed Terms. 1979 Nov:4

Terminology Changes. 1987 Dec:12

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