ISSN 0090-135C •Of MM LIBRARY NETWORK/MEDLARS TECHNICAL BULLETIN of the Library Component of the Biomedical Communications Network JANUARY 1977 NO. 93 THE CONTENTS OF THIS PUBLICATION ARE NOT COPYRIGHTED AND MAY BE FREELY REPRODUCED TABLE OF CONTENTS Page ON-LINE TECHNICAL NOTES 2 HEAD INJURIES REVISITED JUDICIOUS USE OF STRINGSEARCH IN ON-LINE AND OFF-LINE SEARCHING ... 4 RESPIRATION: A HEDGE 6 AVLINE UPDATE 9 MEDLINE/TOXLINE TRAINEES 10 NEW SERIALS ANNOUNCEMENT - DECEMBER 1976 11 LIST OF MONOGRAPHS INDEXED - JANUARY 1977 13 LIST OF MONOGRAPHS INDEXED - FEBRUARY 1977 15 U.S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE Public Health Service National Institutes of Health Page 2 LIBRARY NETWORK/MEDLARS TECHNICAL BULLETIN TECHNICAL NOTES PLEASE QUERY THE ON-LINE NEWS FILES DAILY AT NLM FOR SPECIAL NOTICES AND MESSAGES Whenever applicable, the heading of each Technical Note will include a reference to the section/ page of the NLM On-L-ine Services Reference Manual which is considered most relevant to the item being discussed (e.g., Manual II-9). Users should keep in mind that the item may pertain to other sections of the Manual. JOURNAL CITATION DATA BASES NTIS FOREIGN DISTRIBUTION POLICY (Manual IV-11) MEDLINE and SDILINE were updated with Jan- The National Technical Information Service, uary 77 citations on December 20th. The sizes, which distributes MEDLARS tools and other tech- Index Medians date ranges and entry dates are nical reports, has announced a new policy given below: affecting orders from the United Kingdom, France, MEDLINE (Jan75 - Jan 77) 571,622 Belgium, Switzerland, and Japan. Orders origin- (Entry dates 741205 to 761203) ating in these countries must now be sent to SDILINE (January 77) 21,626 the managing dealers listed below, rather than (Entry dates 761121 to 761203) to NTIS. Prices may differ somewhat from those quoted for U.S. purchasers. SDILINE & MEDLINE UPDATES, 1977 (Manual VI-1) United Kingdom: Microinfo Ltd. The following is the projected schedule of The Post House SDILINE and MEDLINE updates for January 1977 High Street through January 1978. All dates fall on Monday. Alton, Hampshire England, GU341EF Index Medicus Date SDILINE & MEDLINE Month Available France, Belgium, and Switzerland: "rJtinudry 1977 Drrrrnhpr °(1 lf!J7-fr Center for Business Information 7 Rue Buffon 'M6H*cn iy// FeUl Uttl y-rr-r977* 75005 Paris A _ _ .: i in-n M<M-«larcnn 7/, ..1\y/r 0:7.7 France Mflv 1Q77 Anril 11 1077 nay a, is// Japan: July 1977 June 6, 1977 Mitsubishi Research Institute, Inc. August 1977 July 11, 1977 1-8-1 Yuraku-cho September 1977 August 8, 1977 Chiyoda-ku October 1977 September 12,1977 Tokyo 100, Japan November 1977 October 10, 1977 December 1977 November 7,1977 January 1978 December 12, 1977 CANCERPROJ, FREE USE - JANUARY 77 (Manual XVIII) To encourage users of CANCERPROJ to become AUTOMATIC SDI SCHEDULE. 1977 (Manual XVI-11) more familiar with the file, the National Can- ; cer Institute absorbed connect time charges for Searches stored on the NLM computer to be all users of CANCERPROJ during December 1976. run as Automatic SDI's will be processed and This has been extended through January 31, 1977. mailed as soon as practicable after each month's Users accessing CANCERPROJ during January will update has occurred, usually on the Monday or pay for pages generated off-line. Tuesday of the week of the update. PLACE OF PUBLICATION (PL). COUNTRIES ONLY TYMSHARE NUMBERS (Manual 11-9) (Manual V-Sf The following Tymshare Numbers should no Cities and states are not searchable as a longer be used to access the National Library place of publication in MEDLINE. In the MEDLINE of Medicine's on-line services. files, the place of publication (PL) field con- tains only the country in which the journal title Albany, New York 518/463-7452 is published. These countries of publication Harrisburg, Pennsylvania 717/233-1647 are the same as the geographic main headings Harrisburg, Pennsylvania 717/233-1648 listed in the Alphabetic MeSU and in the "Z" category of the MeSH Tree Structures. of the Associate Director for Library Operations. Grace H. McCarn, Editor; Yvonne B. Scott Assistant rTl ^hlman^Technical Notes Ediior Direct inquiries to MEDLARS Management Section, National Library of Medicine, Pike Bethesdl Md 2u014 (TWX 71^824-9616). The contents of this publication are not copyrighted and may be freely] reproduced. Jan 77 LIBRARY NETWORK/MEDLARS TECHNICAL BULLETIN HEAD INJURIES REVISITED Thelma Charen, Index Section, NLM Almost six years have passed since the last discussion on head injuries published in this bulletin, May 1971, pp. 9-12. With al- SKULL most the same number of generations of new CRANIAL FOSSA, POSTERIOR MEDLINE searchers, it might be easier to re- ETHMOID BONE peat most of the admonitions in that article CRIBRIFORM PLATE than to refer to the original article. By FRONTAL BONE this article I am reinforcing indexing policy OCCIPTAL BONE for earlier MEDLINE searchers and outlining FORAMEN MAGNUM it for the new who do not have access to the PARIETAL BONE old bulletins. SPHENOID BONE We cannot discuss HEAD INJURIES, however, SELLA TURCICA unless we first discuss HEAD. Part of the TEMPORAL BONE difficulty in indexing and searching lies in MASTOID the mixed definitions of "head" - the defini- PETROUS BONE tions implied by MeSH in its formal arrays and the dictionary definitions - vis-a-vis Similarly, what then does "head injuries" mixed uses by authors using both common par- mean? Again, when an indexer sees "head lance and anatomical preciseness. injuries" in a title, he looks to see exactly what the text of the author says 1. Does "head" include hard and soft tissues? or means and indexes accordingly with the Does it include "scalp"? Does it include following provisos in mind: "skull"? Does it include "brain"? a. HEAD INJURIES is a very general term and When an indexer sees "head" in a title, he is indexed as such when no specific part looks to see exactly what the text of the of the head is discussed. author says or means and indexes accord- ingly.' Compare the MeSH arrays below: b. HEAD INJURIES, being general, is not a substitute for specific parts of the heac, Al... as shown in paragraph 1 above, paired with the subheading /injuries. HEAD EAR c. If "head injury" does not specify the FACE site, HEAD INJURIES is the correct CHEEK indexing term. CHIN EYE If the site is given, the indexer indexes EYEBROWS under the site with the subheading /in- EYELIDS juries, as ORBIT/injuries, FRONTAL BONE EYELASHES /injuries, AND DOES NOT ALSO INDEX UNDER FOREHEAD HEAD INJURIES. MOUTH LIP Because of the common occurrence of HEAD NOSE INJURIES and all types of head injury, MeSH SCALP has supplied us with many precoordinated head-injury concepts. Here they are from A2... C21 (the groupings show possible explosions): FACIAL BONES HEAD INJURIES JAW BRAIN INJURIES, ACUTE ALVEOLAR PROCESS CEREBROSPINAL OTORRHEA DENTAL ARCH CEREBROSPINAL RHINORRHEA MANDIBLE PNEUMOCEPHALUS MANDIBULAR CONDYLE SKULL FRACTURES MAXILLA PALATE BRAIN INJURIES, ACUTE NOSE BRAIN CONCUSSION NASAL BONE EPILEPSY, TRAUMATIC TURBINATES PSYCHOSES, TRAUMATIC ORBIT ZYGOMA Page 4 LIBRARY NETWORK/MEDLARS TECHNICAL BULLETIN Jan 77 MAXILLOFACIAL INJURIES While SKULL/injuries is permitted, the in- FACIAL INJURIES dexer tends to look carefully at the text MAXILLARY FRACTURES of an article to see whether a more specific ZYGOMATIC FRACTURES bone of the skull is not the point instead. MANDIBULAR INJURIES JAW FRACTURES BRAIN INJURIES, ACUTE is often referred to MANDIBULAR FRACTURES as "craniocerebral injury", especially in ' MAXILLARY FRACTURES foreign literature. The indexer examines the text to see whether the author means ZYGOMATIC FRACTURES "head injuries" or "brain injuries" or a specific aspect of either. a. Fractures not precoordinated by MeSH (like SKULL FRACTURES, MANDIBULAR If "craniocerebral injuries" is not other- FRACTURES) are indexed thus: under the wise clarified, the articles should be organ with the subheading /injuries + indexed only as BRAIN INJURIES, ACUTE, since FRACTURES (ORBIT/injuries + FRACTURES most articles on "craniocerebral" injury for orbital fractures) or the organ with emphasize the cerebral aspects of the blow the subheading /injuries + a specific rather than the cranial or skull or bony precoordinated fracture term (TEMPORAL aspects. BONE/injuries + SKULL FRACTURES for temporal bone fractures) 0£ a pre- The searcher, however, should remember that coordinated injury term with a fracture specific parts of the brain are also indexed term (MAXILLOFACIAL INJURIES + FRACTURES with the subheading /injuries when the empha- for maxillofacial fractures). sis is on the site, as "frontal lobe injury" this is indexed as FRONTAL LOBE/injuries. SKULL/injuries is a correct coordination pro- In such cases the article should not be vided articles on "skull injury" refer to indexed also under BRAIN INJURIES, ACUTE. the bony part of the skull and provided Avoiding this term as a coordinate with a "skull injury" is not a careless expression specific part of the brain follows the same for "head injury" or "brain injury." principle as avoiding HEAD INJURIES as a coordinate with a specific part of the head as noted in paragraph 2c above. JUDICIOUS USE OF STRINGSEARCH IN ON-LINE AND OFF-LINE SEARCHING David L. Kenton, Staff Assistant, OCCS In August 1973, an article entitled "MEDLINE should be avoided. Sometimes it cannot be avoid- Search Optimization for Efficient Processing" ap- ed, but then one must try to "reduce" the num- peared in the library Network/Medlars Technical ber of citations to be TS'ed. This article will Bulletin (pp 8-17). Although this article was present some ways to limit the number of cita- published before the present ELH1LL 3 program tions when searching and some suggestions as to when and how to use STRINGSEARCH.