{"id":"https://openalex.org/A5074162425","orcid":"https://orcid.org/0000-0001-5747-853X","observed_orcids":["https://orcid.org/0000-0001-5747-853X"],"display_name":"Helena Ullgren","raw_author_names":["H. Ullgren","H.C. Ullgren","Helena Ullgren","Ullgren, Helena"],"full_name":"Ullgren, Helena","works_count":38,"cited_by_count":323,"summary_stats":{"2yr_mean_citedness":5.142857142857143,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5074162425","orcid":"https://orcid.org/0000-0001-5747-853X","observed_orcids":["https://orcid.org/0000-0001-5747-853X"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1335113835","ror":"https://ror.org/00m8d6786","display_name":"Karolinska University Hospital","country_code":"SE","type":"healthcare","lineage":["https://openalex.org/I1335113835"]},"years":[2025,2023,2021,2020,2019,2018,2016]},{"institution":{"id":"https://openalex.org/I28166907","ror":"https://ror.org/056d84691","display_name":"Karolinska Institutet","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]},"years":[2026,2025,2024,2023,2022]},{"institution":{"id":"https://openalex.org/I4405269812","ror":"https://ror.org/059r7kt69","display_name":"European Oncology Nursing Society","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4405269812"]},"years":[2024]},{"institution":{"id":"https://openalex.org/I90267481","ror":"https://ror.org/05kb8h459","display_name":"Ume\u00e5 University","country_code":"SE","type":"education","lineage":["https://openalex.org/I90267481"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019]}],"last_known_institutions":[{"id":"https://openalex.org/I28166907","ror":"https://ror.org/056d84691","display_name":"Karolinska Institutet","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]},{"id":"https://openalex.org/I90267481","ror":"https://ror.org/05kb8h459","display_name":"Ume\u00e5 University","country_code":"SE","type":"education","lineage":["https://openalex.org/I90267481"]}],"topics":[{"id":"https://openalex.org/T13340","display_name":"Palliative and Oncologic Care","count":17,"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"}},{"id":"https://openalex.org/T10178","display_name":"Cancer survivorship and care","count":14,"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/T10177","display_name":"Palliative Care and End-of-Life Issues","count":9,"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"}},{"id":"https://openalex.org/T10827","display_name":"Patient-Provider Communication in Healthcare","count":6,"subfield":{"id":"https://openalex.org/subfields/3600","display_name":"General Health Professions"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11816","display_name":"Nursing Roles and Practices","count":6,"subfield":{"id":"https://openalex.org/subfields/3600","display_name":"General Health Professions"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13279","display_name":"Safe Handling of Antineoplastic Drugs","value":0.000168,"subfield":{"id":"https://openalex.org/subfields/3609","display_name":"Occupational Therapy"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13340","display_name":"Palliative and Oncologic Care","value":4.66e-05,"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"}},{"id":"https://openalex.org/T10178","display_name":"Cancer survivorship and care","value":4.13e-05,"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/T12198","display_name":"Oral health in cancer treatment","value":2.85e-05,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T11816","display_name":"Nursing Roles and Practices","value":2.71e-05,"subfield":{"id":"https://openalex.org/subfields/3600","display_name":"General Health Professions"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9614291191101074},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.7142000198364258},{"id":"159110408","wikidata":"https://www.wikidata.org/wiki/Q121176","display_name":"Nursing","score":0.6965595483779907},{"id":"512399662","wikidata":"https://www.wikidata.org/wiki/Q3505712","display_name":"Family medicine","score":0.5280231833457947},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.3936672806739807}],"counts_by_year":[{"year":2011,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2018,"works_count":4,"oa_works_count":2,"cited_by_count":2},{"year":2019,"works_count":4,"oa_works_count":4,"cited_by_count":6},{"year":2020,"works_count":4,"oa_works_count":4,"cited_by_count":19},{"year":2021,"works_count":7,"oa_works_count":7,"cited_by_count":18},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":40},{"year":2023,"works_count":6,"oa_works_count":6,"cited_by_count":42},{"year":2024,"works_count":2,"oa_works_count":2,"cited_by_count":44},{"year":2025,"works_count":4,"oa_works_count":4,"cited_by_count":86},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":66}],"display_name_alternatives":["H. Ullgren","H.C. Ullgren","Helena Ullgren","Ullgren, Helena"],"block_key":"h ullgren","works_api_url":"https://api.openalex.org/works?filter=author.id:A5074162425","updated_date":"2026-10-31T12:29:50","created_date":"2016-06-24T00:00:00"}