{"id":"https://openalex.org/A5020945705","orcid":null,"observed_orcids":[],"display_name":"Helen Perraki","raw_author_names":["H. Perraki","Helen Perraki"],"full_name":"Helen Perraki","works_count":3,"cited_by_count":154,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5020945705","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I200777214","ror":"https://ror.org/04gnjpq42","display_name":"National and Kapodistrian University of Athens","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]},"years":[2009,2006]},{"institution":{"id":"https://openalex.org/I4210140282","ror":"https://ror.org/03gb7n667","display_name":"University General Hospital Attikon","country_code":"GR","type":"healthcare","lineage":["https://openalex.org/I4210140282"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I4210166445","ror":"https://ror.org/05q4veh78","display_name":"Evangelismos Hospital","country_code":"GR","type":"healthcare","lineage":["https://openalex.org/I4210166445"]},"years":[2009,2006]}],"last_known_institutions":[{"id":"https://openalex.org/I200777214","ror":"https://ror.org/04gnjpq42","display_name":"National and Kapodistrian University of Athens","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]},{"id":"https://openalex.org/I4210140282","ror":"https://ror.org/03gb7n667","display_name":"University General Hospital Attikon","country_code":"GR","type":"healthcare","lineage":["https://openalex.org/I4210140282"]},{"id":"https://openalex.org/I4210166445","ror":"https://ror.org/05q4veh78","display_name":"Evangelismos Hospital","country_code":"GR","type":"healthcare","lineage":["https://openalex.org/I4210166445"]}],"topics":[{"id":"https://openalex.org/T10322","display_name":"Respiratory Support and Mechanisms","count":2,"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/T10549","display_name":"Neonatal Respiratory Health Research","count":2,"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/T11681","display_name":"Nosocomial Infections in ICU","count":2,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care 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/T10234","display_name":"Obstructive Sleep Apnea Research","count":1,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/T10316","display_name":"Sleep and related disorders","count":1,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11681","display_name":"Nosocomial Infections in ICU","value":1.11e-05,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care 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/T10549","display_name":"Neonatal Respiratory Health Research","value":7.8e-06,"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/T11456","display_name":"Neuroscience of respiration and sleep","value":6.1e-06,"subfield":{"id":"https://openalex.org/subfields/2807","display_name":"Endocrine and Autonomic Systems"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","value":4.6e-06,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/T10322","display_name":"Respiratory Support and Mechanisms","value":4.5e-06,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.8629859685897827},{"id":"163498912","wikidata":"https://www.wikidata.org/wiki/Q472287","display_name":"Respiratory physiology","score":0.6946415901184082},{"id":"200457457","wikidata":"https://www.wikidata.org/wiki/Q584049","display_name":"Ventilation (architecture)","score":0.5481899976730347},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.3728853464126587},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.04925394058227539}],"counts_by_year":[{"year":2006,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":3}],"display_name_alternatives":["H. Perraki","Helen Perraki"],"block_key":"h perraki","works_api_url":"https://api.openalex.org/works?filter=author.id:A5020945705","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5020945705","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}