NAHL's special features for specific subject searching are explained and illustrated in the next section. Subject heading searching The key to searching this specialized database is to combine subject headings whenever it is appropriate. Subject Headings List, which is available in the Biomedical Library. By using standard vocabulary found in this list, you will be more likely to retrieve citations on very specialized topics. West J Nurs Res.
Nursing comes of age.
This feature specifies the publication format of an article or the presence of some special information in the article. More than one document type may be used in a search request. The above search strategy would retrieve articles on myocardial infarction from the nursing journal subset, but would restrict retrieval only to research articles. More information Classes on how to search NAHL on PennData will be offered at the Biomedical Library once the system becomes available.