{"id":"https://openalex.org/W2018889255","doi":"https://doi.org/10.1016/0167-4943(93)90006-4","title":"On the efficacy of piracetam in geriatric patients with acute cerebral ischemia: A clinically controlled double-blind study","display_name":"On the efficacy of piracetam in geriatric patients with acute cerebral ischemia: A clinically controlled double-blind study","publication_year":1993,"publication_date":"1993-03-01","ids":{"openalex":"https://openalex.org/W2018889255","doi":"https://doi.org/10.1016/0167-4943(93)90006-4","mag":"2018889255","pmid":"https://pubmed.ncbi.nlm.nih.gov/15374345"},"language":"en","primary_location":{"id":"doi:10.1016/0167-4943(93)90006-4","doi":"https://doi.org/10.1016/0167-4943(93)90006-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0167-4943(93)90006-4","pdf_url":null,"source":{"id":"https://openalex.org/S153378518","display_name":"Archives of Gerontology and Geriatrics","issn_l":"0167-4943","issn":["0167-4943","1872-6976"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archives of Gerontology and Geriatrics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5111068790","display_name":"D. Platt","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"D. Platt","raw_affiliation_strings":["University of Erlangen-N\u00fcrnberg, Germany","Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Erlangen-N\u00fcrnberg, Germany","institution_ids":["https://openalex.org/I181369854"]},{"raw_affiliation_string":"Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111668267","display_name":"J. Horn","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. Horn","raw_affiliation_strings":["Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019027473","display_name":"Summa Jd","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J.-D. Summa","raw_affiliation_strings":["Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076590635","display_name":"R. Schmitt-R\u00fcth","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"R. Schmitt-R\u00fcth","raw_affiliation_strings":["Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chair of Internal Medicine and Gerontology, University of Erlangen-N\u00fcrnberg, N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032119576","display_name":"J. Kauntz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210100364","display_name":"Nuremberg Hospital","ror":"https://ror.org/010qwhr53","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210100364"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. Kauntz","raw_affiliation_strings":["Radiology Centre, Department of Nuclear Medicine, Heimerichstra\u03b2e 58, 8500 N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Radiology Centre, Department of Nuclear Medicine, Heimerichstra\u03b2e 58, 8500 N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I4210100364"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079837138","display_name":"E Kr\u00f6nert","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210100364","display_name":"Nuremberg Hospital","ror":"https://ror.org/010qwhr53","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210100364"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"E. Kr\u00f6nert","raw_affiliation_strings":["Radiology Centre, Department of Nuclear Medicine, Heimerichstra\u03b2e 58, 8500 N\u00fcrnberg 90, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Radiology Centre, Department of Nuclear Medicine, Heimerichstra\u03b2e 58, 8500 N\u00fcrnberg 90, Germany","institution_ids":["https://openalex.org/I4210100364"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5111068790"],"corresponding_institution_ids":["https://openalex.org/I181369854"],"apc_list":{"value":3750,"currency":"USD","value_usd":3750},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.10347789,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"16","issue":"2","first_page":"149","last_page":"164"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13796","display_name":"Neuroprotection in Cerebral Ischemia","score":0.8618000149726868,"subfield":{"id":"https://openalex.org/subfields/2808","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T13796","display_name":"Neuroprotection in Cerebral Ischemia","score":0.8618000149726868,"subfield":{"id":"https://openalex.org/subfields/2808","display_name":"Neurology"},"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/T10227","display_name":"Acute Ischemic Stroke Management","score":0.13670000433921814,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10706","display_name":"Traumatic Brain Injury and Neurovascular Disturbances","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/piracetam","display_name":"piracetam","score":1.0},{"id":"https://openalex.org/keywords/acute-cerebral-ischemia","display_name":"acute cerebral ischemia","score":0.9959999918937683},{"id":"https://openalex.org/keywords/elderly-patients","display_name":"elderly patients","score":0.9300000071525574},{"id":"https://openalex.org/keywords/cerebral-blood-flow","display_name":"cerebral blood flow","score":0.6830000281333923},{"id":"https://openalex.org/keywords/spect","display_name":"SPECT","score":0.5080000162124634},{"id":"https://openalex.org/keywords/hydroxyethyl-starch","display_name":"hydroxyethyl starch","score":0.871999979019165},{"id":"https://openalex.org/keywords/heparin","display_name":"heparin","score":0.847000002861023},{"id":"https://openalex.org/keywords/intravenous-infusion","display_name":"intravenous infusion","score":0.8199999928474426},{"id":"https://openalex.org/keywords/adjunctive-therapy","display_name":"adjunctive therapy","score":0.7839999794960022},{"id":"https://openalex.org/keywords/drug-efficacy","display_name":"drug efficacy","score":0.6399999856948853},{"id":"https://openalex.org/keywords/drug-tolerance","display_name":"drug tolerance","score":0.5680000185966492}],"concepts":[{"id":"https://openalex.org/C2777496795","wikidata":"https://www.wikidata.org/wiki/Q410069","display_name":"Piracetam","level":2,"score":0.9775228500366211},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7520958185195923},{"id":"https://openalex.org/C27081682","wikidata":"https://www.wikidata.org/wiki/Q269829","display_name":"Placebo","level":3,"score":0.6596644520759583},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.5826774835586548},{"id":"https://openalex.org/C541997718","wikidata":"https://www.wikidata.org/wiki/Q188151","display_name":"Ischemia","level":2,"score":0.5342233777046204},{"id":"https://openalex.org/C157767197","wikidata":"https://www.wikidata.org/wiki/Q886843","display_name":"Cerebral blood flow","level":2,"score":0.5228583812713623},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.315837562084198},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.060276418924331665},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/0167-4943(93)90006-4","doi":"https://doi.org/10.1016/0167-4943(93)90006-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0167-4943(93)90006-4","pdf_url":null,"source":{"id":"https://openalex.org/S153378518","display_name":"Archives of Gerontology and Geriatrics","issn_l":"0167-4943","issn":["0167-4943","1872-6976"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archives of Gerontology and Geriatrics","raw_type":"journal-article"},{"id":"pmid:15374345","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15374345","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":"Archives of gerontology and geriatrics","raw_type":"Clinical Trial"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/randomized-controlled-trial","display_name":"Randomized Controlled Trial"},{"id":"https://openalex.org/study-designs/clinical-trial","display_name":"Clinical Trial"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W19633011","https://openalex.org/W1551232679","https://openalex.org/W1978181946","https://openalex.org/W1981974367","https://openalex.org/W1985051962","https://openalex.org/W2010404762","https://openalex.org/W2017312959","https://openalex.org/W2020797080","https://openalex.org/W2025011399","https://openalex.org/W2038475233","https://openalex.org/W2042479445","https://openalex.org/W2066931798","https://openalex.org/W2070502382","https://openalex.org/W2097635858","https://openalex.org/W2098284969","https://openalex.org/W2128849654","https://openalex.org/W2312794823","https://openalex.org/W2398763554","https://openalex.org/W2423965353","https://openalex.org/W2424914261","https://openalex.org/W2464547992","https://openalex.org/W2466699530","https://openalex.org/W2470474083","https://openalex.org/W2470923684","https://openalex.org/W2515998608","https://openalex.org/W2530268384","https://openalex.org/W2531941218","https://openalex.org/W2787919134"],"related_works":["https://openalex.org/W2400695627","https://openalex.org/W2121347730","https://openalex.org/W1998492316","https://openalex.org/W2399035932","https://openalex.org/W2349511627","https://openalex.org/W2410430492","https://openalex.org/W2756025784","https://openalex.org/W2354457806","https://openalex.org/W3170232389","https://openalex.org/W2045834807"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
