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1、MakingPubMedSearchingSimple:LearningtoRetrieveMedicalLiteratureThroughInteractiveProblemSolving ABSTRACT Searchingtheliteraturehasadirect,beneficialinfluenceonpatientcare.Theamountofmedicalscientificinformationhasincreasedtoagreatextent,entofasteringsearchin
2、ginterfaces.Fromaproblem-orientedapproach,conceptslikeMEDLINEcoverage,PubMedresources,Booleanlogic,searchstrategies,andEDLINEcoverage,PubMedresources,Booleanlogic,searchstrategies,andEDLINE,theostmonlyusedbiomedicaldatabase[6],berofjournalarticles.Itsrelevance
3、isdescribedfullyontheNLMedisa.Asasearchengine,itreceivesasearchrequest,paresitatchusersubmittedkeyents;fieldsrequiredbyMEDLINEincludeTitle,Author(s),Affiliation,Abstract,Language,PublicationDate,JournalTitle,andMedicalSubjectHeading(MeSH)terms(Fig.1).TheMeSHfi
4、eldcontainstermschosenfromamong22,568descriptorsdefinedbytheNLM.TheMeSHvocabularyiscontinuallyupdated.MeSHtermsareassignedaccordingtotheanalysisofexpertindexerstobestreflectarticlecontent[6]. HOEDLINEthroughPubMedareitsuser-friendlyinterface,sophisticatedsear
5、chresources,andbuilt-inlinkstofull-textdocuments[7].PerformingaPubMedsearchinthesamesanordinaryEDLINEcontainspublicationsfrommorethan5,000journalspublishedinmanylanguages,MEDLINEfieldcontentsaresolelyinEnglish.Therefore,keyepageonthebluesidebartoconfirmspellin
6、gisremended.TheMeSHinterfacetranslatesasearch[1].Italsoshosarenotincludedinthevocabulary.Supposeoreprehensivesearchresult." Strategize:ChoosetheToolsandResourcesThateSHtermsshoportantreferencesmay,nevertheless,bemissedbecausearticlesmayhavebeenindexedbeforean
7、eajorMeSHheadingsintheprocessofindexinganarticle[1,6,8].Subheadings,anotherrelatedconcept,furtherdescribeaparticularaspectofaMeSHterm[1,4,6,8]andarethefine-tuningofMEDLINE[3].TheMeSHbro,alloorepreciselytoadiagnosis,drugtherapy,surgery,orotherrelatedsubject[1,8
8、].Fornarroarkthecheckbox"RestrictSearchtoMajorTopicHeadingsOnly"becausemajorMeSHheadingsaredesignatedasthemainfocusofeacharticle[6,8]. Databases,ingeneral,alloprovesearchspecifici
