Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2096845637', 'doi': 'https://doi.org/10.1902/jop.1973.44.11.662', 'title': 'A Follow‐Up Study of Former Participants in a Controlled Oral Hygiene Study', 'display_name': 'A Follow‐Up Study of Former Participants in a Controlled Oral Hygiene Study', 'publication_year': 1973, 'publication_date': '1973-11-01', 'ids': {'openalex': 'https://openalex.org/W2096845637', 'doi': 'https://doi.org/10.1902/jop.1973.44.11.662', 'mag': '2096845637', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/4518235'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1902/jop.1973.44.11.662', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S58498366', 'display_name': 'Journal of Periodontology', 'issn_l': '0022-3492', 'issn': ['0022-3492', '1943-3670'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5039919072', 'display_name': 'John D. Suomi', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I35344726', 'display_name': 'United States Public Health Service', 'ror': 'https://ror.org/05xf94514', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I35344726']}, {'id': 'https://openalex.org/I1299303238', 'display_name': 'National Institutes of Health', 'ror': 'https://ror.org/01cwqze88', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I1299303238']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'John D. Suomi', 'raw_affiliation_strings': ['Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.'], 'affiliations': [{'raw_affiliation_string': 'Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.', 'institution_ids': ['https://openalex.org/I35344726', 'https://openalex.org/I1299303238']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5043141136', 'display_name': 'Ernest C. Leatherwood', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I35344726', 'display_name': 'United States Public Health Service', 'ror': 'https://ror.org/05xf94514', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I35344726']}, {'id': 'https://openalex.org/I1299303238', 'display_name': 'National Institutes of Health', 'ror': 'https://ror.org/01cwqze88', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I1299303238']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Ernest C. Leatherwood', 'raw_affiliation_strings': ['Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.'], 'affiliations': [{'raw_affiliation_string': 'Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.', 'institution_ids': ['https://openalex.org/I35344726', 'https://openalex.org/I1299303238']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5009687729', 'display_name': 'Jacqueline J. Chang', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I35344726', 'display_name': 'United States Public Health Service', 'ror': 'https://ror.org/05xf94514', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I35344726']}, {'id': 'https://openalex.org/I1299303238', 'display_name': 'National Institutes of Health', 'ror': 'https://ror.org/01cwqze88', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1299022934', 'https://openalex.org/I1299303238']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Jacqueline J. Chang', 'raw_affiliation_strings': ['Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.'], 'affiliations': [{'raw_affiliation_string': 'Division of Dental Health, Bureau of Health Manpower Education, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare, Bethesda, Maryland 20014.', 'institution_ids': ['https://openalex.org/I35344726', 'https://openalex.org/I1299303238']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 4530, 'currency': 'USD', 'value_usd': 4530, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 3.12, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 32, 'citation_normalized_percentile': {'value': 0.891921, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '44', 'issue': '11', 'first_page': '662', 'last_page': '666'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10368', 'display_name': 'Dental Health and Care Utilization', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/3506', 'display_name': 'Periodontics'}, 'field': {'id': 'https://openalex.org/fields/35', 'display_name': 'Dentistry'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10368', 'display_name': 'Dental Health and Care Utilization', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/3506', 'display_name': 'Periodontics'}, 'field': {'id': 'https://openalex.org/fields/35', 'display_name': 'Dentistry'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T10257', 'display_name': 'Oral microbiology and periodontitis research', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/3506', 'display_name': 'Periodontics'}, 'field': {'id': 'https://openalex.org/fields/35', 'display_name': 'Dentistry'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T13761', 'display_name': 'HIV/AIDS oral health manifestations', 'score': 0.993, 'subfield': {'id': 'https://openalex.org/subfields/2739', 'display_name': 'Public Health, Environmental and Occupational Health'}, '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/health-department', 'display_name': 'Health department', 'score': 0.5375644}], 'concepts': [{'id': 'https://openalex.org/C138816342', 'wikidata': 'https://www.wikidata.org/wiki/Q189603', 'display_name': 'Public health', 'level': 2, 'score': 0.65259737}, {'id': 'https://openalex.org/C100243477', 'wikidata': 'https://www.wikidata.org/wiki/Q12002092', 'display_name': 'Welfare', 'level': 2, 'score': 0.6253934}, {'id': 'https://openalex.org/C113807197', 'wikidata': 'https://www.wikidata.org/wiki/Q60894', 'display_name': 'Health education', 'level': 3, 'score': 0.5424893}, {'id': 'https://openalex.org/C2780016893', 'wikidata': 'https://www.wikidata.org/wiki/Q1312371', 'display_name': 'Health department', 'level': 3, 'score': 0.5375644}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.44899505}, {'id': 'https://openalex.org/C47344431', 'wikidata': 'https://www.wikidata.org/wiki/Q1519812', 'display_name': 'Health policy', 'level': 3, 'score': 0.4267872}, {'id': 'https://openalex.org/C74909509', 'wikidata': 'https://www.wikidata.org/wiki/Q10387', 'display_name': 'Gerontology', 'level': 1, 'score': 0.41137457}, {'id': 'https://openalex.org/C512399662', 'wikidata': 'https://www.wikidata.org/wiki/Q3505712', 'display_name': 'Family medicine', 'level': 1, 'score': 0.37812918}, {'id': 'https://openalex.org/C159110408', 'wikidata': 'https://www.wikidata.org/wiki/Q121176', 'display_name': 'Nursing', 'level': 1, 'score': 0.30008698}, {'id': 'https://openalex.org/C17744445', 'wikidata': 'https://www.wikidata.org/wiki/Q36442', 'display_name': 'Political science', 'level': 0, 'score': 0.29699743}, {'id': 'https://openalex.org/C199539241', 'wikidata': 'https://www.wikidata.org/wiki/Q7748', 'display_name': 'Law', 'level': 1, 'score': 0.08016753}], 'mesh': [{'descriptor_ui': 'D003728', 'descriptor_name': 'Dental Calculus', 'qualifier_ui': 'Q000517', 'qualifier_name': 'prevention & control', 'is_major_topic': True}, {'descriptor_ui': 'D005891', 'descriptor_name': 'Gingivitis', 'qualifier_ui': 'Q000517', 'qualifier_name': 'prevention & control', 'is_major_topic': True}, {'descriptor_ui': 'D009910', 'descriptor_name': 'Oral Hygiene', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003728', 'descriptor_name': 'Dental Calculus', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003777', 'descriptor_name': 'Dental Prophylaxis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005500', 'descriptor_name': 'Follow-Up Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005891', 'descriptor_name': 'Gingivitis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006267', 'descriptor_name': 'Health Education, Dental', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009909', 'descriptor_name': 'Oral Health', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013997', 'descriptor_name': 'Time Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014099', 'descriptor_name': 'Toothbrushing', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1902/jop.1973.44.11.662', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S58498366', 'display_name': 'Journal of Periodontology', 'issn_l': '0022-3492', 'issn': ['0022-3492', '1943-3670'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/4518235', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, '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': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Quality education', 'id': 'https://metadata.un.org/sdg/4', 'score': 0.9}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 4, 'referenced_works': ['https://openalex.org/W1764386078', 'https://openalex.org/W1964504295', 'https://openalex.org/W1999643090', 'https://openalex.org/W2061649555'], 'related_works': ['https://openalex.org/W4301914048', 'https://openalex.org/W2791440297', 'https://openalex.org/W2470373670', 'https://openalex.org/W2404526000', 'https://openalex.org/W2147929964', 'https://openalex.org/W2089564462', 'https://openalex.org/W2084427574', 'https://openalex.org/W2079004408', 'https://openalex.org/W2049784372', 'https://openalex.org/W2030158928'], 'abstract_inverted_index': {'Journal': [0], 'of': [1, 11, 27, 31, 37, 45, 65, 69, 75, 83, 103, 107, 113, 121, 142, 146, 152, 160, 180, 184, 190, 198, 218, 222, 228, 236, 276, 286, 299, 310], 'PeriodontologyVolume': [2], '44,': [3], 'Issue': [4], '11': [5], 'p.': [6], '662-666': [7, 326], 'A': [8], 'Follow-Up': [9], 'Study': [10, 19], 'Former': [12], 'Participants': [13], 'in': [14], 'a': [15, 307], 'Controlled': [16], 'Oral': [17], 'Hygiene': [18], 'John': [20, 23, 135, 138], 'D.': [21, 24, 136, 139], 'Suomi,': [22, 137], 'Suomi': [25, 140], 'Division': [26, 64, 102, 141, 179, 217], 'Dental': [28, 66, 104, 143, 181, 219], 'Health,': [29, 38, 46, 67, 76, 84, 105, 114, 122, 144, 153, 161, 182, 191, 199, 220, 229, 237], 'Bureau': [30, 68, 106, 145, 183, 221], 'Health': [32, 40, 70, 78, 108, 116, 147, 155, 185, 193, 223, 231], 'Manpower': [33, 71, 109, 148, 186, 224], 'Education,': [34, 47, 72, 85, 110, 123, 149, 162, 187, 200, 225, 238], 'National': [35, 73, 111, 150, 188, 226], 'Institutes': [36, 74, 112, 151, 189, 227], 'Public': [39, 77, 115, 154, 192, 230], 'Service,': [41, 79, 117, 156, 194, 232], 'U.': [42, 80, 118, 157, 195, 233], 'S.': [43, 81, 119, 158, 196, 234], 'Department': [44, 82, 120, 159, 197, 235], 'and': [48, 86, 124, 163, 201, 239, 274, 278, 290, 297, 316], 'Welfare,': [49, 87, 125, 164, 202, 240], 'Bethesda,': [50, 88, 126, 165, 203, 241], 'Maryland': [51, 89, 127, 166, 204, 242], '20014.Search': [52, 90, 128, 167, 205, 243], 'for': [53, 91, 129, 168, 206, 244], 'more': [54, 92, 130, 169, 207, 245], 'papers': [55, 93, 131, 170, 208, 246], 'by': [56, 94, 132, 171, 209, 247], 'this': [57, 95, 133, 172, 210, 248, 311], 'authorErnest': [58, 173], 'C.': [59, 62, 174, 177], 'Leatherwood,': [60, 175], 'Ernest': [61, 176], 'Leatherwood': [63, 178], 'authorJacqueline': [96, 211], 'J.': [97, 100, 212, 215], 'Chang,': [98, 213], 'Jacqueline': [99, 214], 'Chang': [101, 216], 'author': [134, 249], 'First': [250], 'published:': [251], '01': [252], 'November': [253], '1973': [254], 'https://doi.org/10.1902/jop.1973.44.11.662Citations:': [255], '19AboutPDF': [256], 'ToolsRequest': [257], 'permissionExport': [258], 'citationAdd': [259], 'to': [260, 282, 305], 'favoritesTrack': [261], 'citation': [262], 'ShareShare': [263], 'Give': [264], 'accessShare': [265, 268], 'full': [266], 'text': [267], 'full-text': [269, 284, 308], 'accessPlease': [270], 'review': [271], 'our': [272], 'Terms': [273, 296], 'Conditions': [275, 298], 'Use': [277], 'check': [279], 'box': [280], 'below': [281, 304], 'share': [283, 306], 'version': [285, 309], 'article.I': [287], 'have': [288], 'read': [289], 'accept': [291], 'the': [292, 302], 'Wiley': [293], 'Online': [294], 'Library': [295], 'UseShareable': [300], 'LinkUse': [301], 'link': [303], 'article': [312], 'with': [313], 'your': [314], 'friends': [315], 'colleagues.': [317], 'Learn': [318], 'more.Copy': [319], 'URL': [320], 'Citing': [321], 'Literature': [322], 'Volume44,': [323], 'Issue11November': [324], '1973Pages': [325], 'RelatedInformation': [327]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2096845637', 'counts_by_year': [{'year': 2017, 'cited_by_count': 1}], 'updated_date': '2024-12-16T05:41:34.741128', 'created_date': '2016-06-24'}