{"id":"https://openalex.org/W2414678712","doi":"https://doi.org/10.3233/978-1-60750-949-3-1202","title":"Analysis of Web Access Logs for Surveillance of Influenza","display_name":"Analysis of Web Access Logs for Surveillance of Influenza","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2414678712","doi":"https://doi.org/10.3233/978-1-60750-949-3-1202","mag":"2414678712","pmid":"https://pubmed.ncbi.nlm.nih.gov/15361003"},"language":"en","primary_location":{"id":"doi:10.3233/978-1-60750-949-3-1202","is_oa":false,"landing_page_url":"https://doi.org/10.3233/978-1-60750-949-3-1202","pdf_url":null,"source":{"id":"https://openalex.org/S4210179765","display_name":"Studies in health technology and informatics","issn_l":"0926-9630","issn":["0926-9630","1879-8365"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Health Technology and Informatics","raw_type":"book-chapter"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016140778","display_name":"Heather A. Johnson","orcid":null},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Johnson Heather A.","raw_affiliation_strings":["RODS Laboratory, Center for Biomedical Informatics, University of Pittsburgh, PA 15219, USA. hjohnson@cbmi.pitt.edu"],"affiliations":[{"raw_affiliation_string":"RODS Laboratory, Center for Biomedical Informatics, University of Pittsburgh, PA 15219, USA. hjohnson@cbmi.pitt.edu","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075316416","display_name":"Michael M. Wagner","orcid":"https://orcid.org/0000-0002-4437-7016"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wagner Michael M.","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076610873","display_name":"William R. Hogan","orcid":"https://orcid.org/0000-0002-9881-1017"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hogan William R.","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065170642","display_name":"Wendy W. Chapman","orcid":"https://orcid.org/0000-0001-8702-4483"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chapman Wendy","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033702410","display_name":"Robert Olszewski","orcid":"https://orcid.org/0000-0003-1697-9367"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Olszewski Robert T","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111612956","display_name":"John Dowling","orcid":null},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dowling John","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073657355","display_name":"Gary P. Barnas","orcid":null},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Barnas Gary","raw_affiliation_strings":["Univ. of Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Univ. of Pittsburgh","institution_ids":["https://openalex.org/I170201317"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5016140778"],"corresponding_institution_ids":["https://openalex.org/I170201317"],"apc_list":null,"apc_paid":null,"fwci":7.5276,"has_fulltext":false,"cited_by_count":94,"citation_normalized_percentile":{"value":0.97749869,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"107","issue":"Pt 2","first_page":"1202","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","score":0.9929999709129333,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","score":0.9929999709129333,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","score":0.9879000186920166,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11243","display_name":"Respiratory viral infections research","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5292690992355347},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.45914432406425476},{"id":"https://openalex.org/keywords/web-application","display_name":"Web application","score":0.4104733467102051}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5292690992355347},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.45914432406425476},{"id":"https://openalex.org/C118643609","wikidata":"https://www.wikidata.org/wiki/Q189210","display_name":"Web application","level":2,"score":0.4104733467102051}],"mesh":[{"descriptor_ui":"D002487","descriptor_name":"Centers for Disease Control and Prevention, U.S.","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002487","descriptor_name":"Centers for Disease Control and Prevention, U.S.","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002487","descriptor_name":"Centers for Disease Control and Prevention, U.S.","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004196","descriptor_name":"Disease Outbreaks","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D004196","descriptor_name":"Disease Outbreaks","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D004196","descriptor_name":"Disease Outbreaks","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D006266","descriptor_name":"Health Education","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D006266","descriptor_name":"Health Education","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D006266","descriptor_name":"Health Education","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007251","descriptor_name":"Influenza, Human","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D007251","descriptor_name":"Influenza, Human","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D007251","descriptor_name":"Influenza, Human","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D007255","descriptor_name":"Information Services","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D007255","descriptor_name":"Information Services","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D007255","descriptor_name":"Information Services","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D011159","descriptor_name":"Population Surveillance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011159","descriptor_name":"Population Surveillance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011159","descriptor_name":"Population Surveillance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D014481","descriptor_name":"United States","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D014481","descriptor_name":"United States","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D014481","descriptor_name":"United States","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D020407","descriptor_name":"Internet","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D020407","descriptor_name":"Internet","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D020407","descriptor_name":"Internet","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D040442","descriptor_name":"Public Health Informatics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D040442","descriptor_name":"Public Health Informatics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D040442","descriptor_name":"Public Health Informatics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.3233/978-1-60750-949-3-1202","is_oa":false,"landing_page_url":"https://doi.org/10.3233/978-1-60750-949-3-1202","pdf_url":null,"source":{"id":"https://openalex.org/S4210179765","display_name":"Studies in health technology and informatics","issn_l":"0926-9630","issn":["0926-9630","1879-8365"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Health Technology and Informatics","raw_type":"book-chapter"},{"id":"pmid:15361003","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15361003","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in health technology and informatics","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.5400000214576721,"display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1548404105","https://openalex.org/W1789914165","https://openalex.org/W1995461208","https://openalex.org/W2103127518","https://openalex.org/W2118535098","https://openalex.org/W2119816712","https://openalex.org/W2134590684","https://openalex.org/W2161958053","https://openalex.org/W2234312460","https://openalex.org/W2414201438"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"The":[0],"purpose":[1],"of":[2,11,20,71,74,76,131,156],"this":[3],"study":[4],"was":[5,119,123],"to":[6,175],"determine":[7],"whether":[8],"the":[9,18,39,49,52,54,72,81,95,104,112,117,129,136,142,157,160,173],"level":[10],"influenza":[12,28,91],"in":[13,150,163],"a":[14,120,124,177],"population":[15],"correlates":[16],"with":[17,89],"number":[19,73],"times":[21],"that":[22],"internet":[23],"users":[24],"access":[25,36,44,171],"information":[26,47,53],"about":[27,48],"on":[29,80,144],"health-related":[30],"Web":[31,35,41,43,63,83,164,169],"sites.":[32],"We":[33,67,108],"obtained":[34],"logs":[37,45],"from":[38,94],"Healthlink":[40,82],"site.":[42],"contain":[46],"user":[50,55],"and":[51,57,85,100,135,159],"accessed,":[56],"are":[58],"maintained":[59],"electronically":[60],"by":[61],"most":[62],"sites,":[64],"including":[65],"Healthlink.":[66],"developed":[68],"weekly":[69],"counts":[70],"accesses":[75,134],"selected":[77],"influenza-related":[78,132],"articles":[79],"site":[84],"measured":[86],"their":[87],"correlation":[88,118,127],"traditional":[90,138],"surveillance":[92,139],"data":[93,158,179],"Centers":[96],"for":[97,152,181],"Disease":[98],"Control":[99],"Prevention":[101],"(CDC)":[102],"using":[103],"cross-correlation":[105],"function":[106],"(CCF).":[107],"defined":[109],"timeliness":[110,145],"as":[111],"time":[113],"lag":[114],"at":[115],"which":[116],"maximum.":[121],"There":[122],"moderately":[125],"strong":[126],"between":[128],"frequency":[130],"article":[133,170],"CDC's":[137],"data,":[140],"but":[141],"results":[143],"were":[146],"inconclusive.":[147],"With":[148],"improvements":[149],"methods":[151],"performing":[153],"spatial":[154],"analysis":[155],"continuing":[161],"increase":[162],"searching":[165],"behavior":[166],"among":[167],"Americans,":[168],"has":[172],"potential":[174],"become":[176],"useful":[178],"source":[180],"public":[182],"health":[183],"early":[184],"warning":[185],"systems.":[186]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":6}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
