SONONYM SAMPLE BROWSE PLUS

What links are included in the facets at the top? However, the first three article citations from Pubmed related to your search will display in a search widget. The NLM search engine does not include content from NLM databases such as PubMed Central or Clinical Trials. They are retrieved from the Library's Web sites. The results are displayed in order of relevance. The default display for NLM searches is a comprehensive list of 'All Results'.

The search box appears at the top of every page on the National Library of Medicine (NLM) Web site. Searching the NLM Main Website How does the search work? If the Search Help does not answer your questions, contact Customer Service and we will do our best to assist you. What if this FAQ doesn't answer my question? If you are looking for the title of a book or other materials in the Library's collections, try searching LocatorPlus Catalog, NLM's online catalog. If you are looking for journal articles, try searching PubMed, NLM's bibliographic database of journal article citations and abstracts. The kind of information you are looking for may not be available from the NLM web site search.For example, if you had typed in 'dyabeets' when you meant 'diabetes', the search engine won't be able to recognize it.Your word may be misspelled and the search engine can't find a substitute for it.There are a few reasons why you could have received this message: What do I do if I get a message saying no results found for the search? For example, searching on 'Albert Szent-Györgyi' and 'Albert Szent-Gyorgyi' will both return the same results from the Profiles in Science site. The search engine does not require foreign language words to contain accented symbols, but you may enter them if you want to. What about entering special characters, like ñ or ö? When a word appears to be misspelled, the search engine looks at all the words it knows and offers you a word that could replace it. Yes, the search engine checks your search words against all of the words collected from the web site. A search on 'aids' will also return pages containing 'AIDS'. For example, a search on 'MEDLINE' will also return pages containing 'medline'. No, the search engine is not case-sensitive. A search on 'leg' would also retrieve results containing the term 'legs'. Stemming removes suffixes such as '-ing,' '-ed,' '-en,' and 's.' For example, a search on 'coughing' would also retrieve any results that include the word 'cough'. Stemming: The search engine will also 'stem' your search words. If you search for 'native american health', results are automatically retrieved for 'american indian health' too. When there is a match between a search term and a word in the thesaurus, the synonym(s) for that word are automatically added to the search.įor example, if you search for the word 'journal', results are automatically retrieved for 'serial' and 'periodical' too. The thesaurus contains a list of synonyms from NLM's MeSH® (Medical Subject Headings) and other sources. Yes, searches are expanded using a thesaurus. Will the search automatically expand my search words to include synonyms? The search engine finds these file types:

Example: search on '+lipitor cholesterol' if you only want to retrieve results with the brand name 'Lipitor' and the word 'cholesterol', and no results with the generic synonym 'Atorvastatin' For multiple words, you must use put a + sign in front of each word that must be exact. Use '+' when you require the exact word to appear in all of the results. Example: 'mammo*' would find 'mammogram' or 'mammography' or 'mammoplasty'

SONONYM SAMPLE BROWSE PLUS

You must enter a minimum of three letters plus the '*' character. Use '*' as a wildcard to search on all words that contain the letters you enter. Examples: 'heart defects NOT attack' or 'heart defects -attack' Use 'NOT' or '-' when you do not want a particular term to appear in the results. Use 'OR' when you only need at least one of the search words to appear in the results. The asterisk '*' can be used as a wildcard character. The Boolean operators 'OR', 'NOT', '-', and '+' may be used in your query. Are Boolean searching and wildcards allowed? For example, type 'health services research' in quotes in the search box. To search for phrases, type the phrase in quotation marks. Site Search Help General Search Help Can I search a phrase?

Sononym sample browse