{"id":"https://openalex.org/W2277023629","doi":null,"title":"Helicobacter pylori, peptic ulcer and gastric cancer in China.","display_name":"Helicobacter pylori, peptic ulcer and gastric cancer in China.","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2277023629","mag":"2277023629","pmid":"https://pubmed.ncbi.nlm.nih.gov/9713949","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/2578905"},"language":"en","primary_location":{"id":"pmh:oai:pubmedcentral.nih.gov:2578905","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/pdf/","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"Yale J Biol Med","raw_type":"Text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/pdf/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112138349","display_name":"SK Lam","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2800810863","display_name":"Queen Mary Hospital","ror":"https://ror.org/02xkx3e48","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I1294586568","https://openalex.org/I2800810863"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"S K Lam","raw_affiliation_strings":["Department of Medicine, University of Hong Kong, Queen Mary Hospital, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, University of Hong Kong, Queen Mary Hospital, Hong Kong","institution_ids":["https://openalex.org/I2800810863","https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113588441","display_name":"Bcy Wong","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B C Wong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"71","issue":"1","first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10276","display_name":"Helicobacter pylori-related gastroenterology studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T10276","display_name":"Helicobacter pylori-related gastroenterology studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T10696","display_name":"Gastric Cancer Management and Outcomes","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T10151","display_name":"Hepatitis C virus research","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2721","display_name":"Hepatology"},"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/helicobacter-pylori","display_name":"Helicobacter pylori","score":0.9750000238418579},{"id":"https://openalex.org/keywords/peptic-ulcer","display_name":"peptic ulcer","score":0.9710000157356262},{"id":"https://openalex.org/keywords/gastric-cancer","display_name":"gastric cancer","score":1.0},{"id":"https://openalex.org/keywords/antral-gastritis","display_name":"antral gastritis","score":0.9070000052452087},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.5690000057220459}],"concepts":[{"id":"https://openalex.org/C2776409635","wikidata":"https://www.wikidata.org/wiki/Q180556","display_name":"Helicobacter pylori","level":2,"score":0.905234158039093},{"id":"https://openalex.org/C2780656511","wikidata":"https://www.wikidata.org/wiki/Q172941","display_name":"Peptic ulcer","level":2,"score":0.7718749046325684},{"id":"https://openalex.org/C121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","level":2,"score":0.6502818465232849},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6009904146194458},{"id":"https://openalex.org/C90924648","wikidata":"https://www.wikidata.org/wiki/Q120569","display_name":"Gastroenterology","level":1,"score":0.5654885768890381},{"id":"https://openalex.org/C2910671496","wikidata":"https://www.wikidata.org/wiki/Q180556","display_name":"Helicobacter Infections","level":3,"score":0.5469926595687866},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.48016706109046936},{"id":"https://openalex.org/C2779390736","wikidata":"https://www.wikidata.org/wiki/Q17095243","display_name":"Peptic","level":3,"score":0.44981199502944946},{"id":"https://openalex.org/C2778677798","wikidata":"https://www.wikidata.org/wiki/Q183130","display_name":"Gastritis","level":3,"score":0.44710734486579895},{"id":"https://openalex.org/C2781443798","wikidata":"https://www.wikidata.org/wiki/Q383249","display_name":"Gastric mucosa","level":3,"score":0.4354135990142822},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.4198240041732788},{"id":"https://openalex.org/C2779422922","wikidata":"https://www.wikidata.org/wiki/Q1029907","display_name":"Stomach","level":2,"score":0.37571877241134644},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.11733794212341309},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002681","descriptor_name":"China","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004381","descriptor_name":"Duodenal Ulcer","qualifier_ui":"Q000382","qualifier_name":"microbiology","is_major_topic":false},{"descriptor_ui":"D004381","descriptor_name":"Duodenal Ulcer","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010437","descriptor_name":"Peptic Ulcer","qualifier_ui":"Q000382","qualifier_name":"microbiology","is_major_topic":false},{"descriptor_ui":"D010437","descriptor_name":"Peptic Ulcer","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D013274","descriptor_name":"Stomach Neoplasms","qualifier_ui":"Q000382","qualifier_name":"microbiology","is_major_topic":false},{"descriptor_ui":"D013274","descriptor_name":"Stomach Neoplasms","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D016480","descriptor_name":"Helicobacter pylori","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016481","descriptor_name":"Helicobacter Infections","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true}],"locations_count":5,"locations":[{"id":"pmh:oai:pubmedcentral.nih.gov:2578905","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/pdf/","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"Yale J Biol Med","raw_type":"Text"},{"id":"pmid:9713949","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/9713949","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,"listed_in":[],"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":"The Yale journal of biology and medicine","raw_type":"Journal Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.277.9930","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.277.9930","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/cd/1d/Yale_J_Biol_Med_1998_Jan-Feb_71(1)_1-6.tar.gz","raw_type":"text"},{"id":"pmh:oai:hub.hku.hk:10722/78466","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/78466","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"mag:2277023629","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/9713949","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,"listed_in":[],"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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:2578905","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2578905/pdf/","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"Yale J Biol Med","raw_type":"Text"},"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2277023629.pdf","grobid_xml":"https://content.openalex.org/works/W2277023629.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1558856267","https://openalex.org/W1638654994","https://openalex.org/W1984086668","https://openalex.org/W1984499682","https://openalex.org/W1996405559","https://openalex.org/W1997314459","https://openalex.org/W2012973358","https://openalex.org/W2016351603","https://openalex.org/W2020477949","https://openalex.org/W2029865847","https://openalex.org/W2034965288","https://openalex.org/W2035930633","https://openalex.org/W2058183211","https://openalex.org/W2062220871","https://openalex.org/W2077643591","https://openalex.org/W2078899066","https://openalex.org/W2086716942","https://openalex.org/W2160475471","https://openalex.org/W2165101187","https://openalex.org/W2320937221","https://openalex.org/W2321415533","https://openalex.org/W2433183497","https://openalex.org/W2462316085","https://openalex.org/W2976961326","https://openalex.org/W2986280091"],"related_works":["https://openalex.org/W948801964","https://openalex.org/W2402608163","https://openalex.org/W2347428133","https://openalex.org/W2077643591","https://openalex.org/W2312291812","https://openalex.org/W1638654994","https://openalex.org/W2415798410","https://openalex.org/W4290727473","https://openalex.org/W1588692391","https://openalex.org/W2529111450"],"abstract_inverted_index":{"Recent":[0],"epidemiological":[1],"evidence":[2],"supports":[3],"a":[4],"strong":[5],"relationship":[6],"between":[7],"Helicobacter":[8],"pylori":[9,46],"infection":[10,22],"and":[11,26],"gastric":[12],"cancer":[13,19],"[1-11].":[14],"The":[15,38],"relative":[16],"risk":[17],"for":[18],"with":[20,52],"an":[21],"of":[23,32,40,44],"five":[24],"years":[25],"over":[27],"is":[28],"in":[29,50],"the":[30],"region":[31],"three":[33],"to":[34],"six":[35],"(Table":[36],"1).":[37],"identification":[39],"almost":[41],"universal":[42],"co-existence":[43],"H.":[45],"related":[47],"antral":[48],"gastritis":[49],"patients":[51]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2016-06-24T00:00:00"}