{"id":"https://openalex.org/W2334593002","doi":null,"title":"A Multicenter, Placebo-controlled Trial of Melatonin for Sleep Disturbance in Alzheimer's Disease PHARMACOLOGY","display_name":"A Multicenter, Placebo-controlled Trial of Melatonin for Sleep Disturbance in Alzheimer's Disease PHARMACOLOGY","publication_year":2003,"publication_date":"2003-01-01","ids":{"openalex":"https://openalex.org/W2334593002","mag":"2334593002"},"language":"en","primary_location":{"id":"mag:2334593002","doi":null,"is_oa":false,"landing_page_url":"http://www.journalsleep.org/Articles/260717.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5108679772","display_name":"Clifford M. Singer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Clifford M. Singer","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081159261","display_name":"Rochelle E. Tractenberg","orcid":"https://orcid.org/0000-0002-1121-2119","observed_orcids":["https://orcid.org/0000-0002-1121-2119"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rochelle E. Tractenberg","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-1121-2119","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040631126","display_name":"Jeffrey Alan Kaye","orcid":"https://orcid.org/0000-0002-9971-3478","observed_orcids":["https://orcid.org/0000-0002-9971-3478"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jeffrey Kaye","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9971-3478","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108533251","display_name":"Kim Schafer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kim Schafer","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106687387","display_name":"Anthony C. Gamst","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anthony Gamst","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014646926","display_name":"Michael Grundman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Michael Grundman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5110118407","display_name":"Leon J. Thal","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Leon J. Thal","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"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":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10342","display_name":"Circadian rhythm and melatonin","score":0.9907000064849854,"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"}},"topics":[{"id":"https://openalex.org/T10342","display_name":"Circadian rhythm and melatonin","score":0.9907000064849854,"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/T10316","display_name":"Sleep and related disorders","score":0.00430000014603138,"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"}},{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.002099999925121665,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental 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/melatonin","display_name":"melatonin","score":1.0},{"id":"https://openalex.org/keywords/sleep-disturbance","display_name":"sleep disorders","score":0.9110000133514404},{"id":"https://openalex.org/keywords/alzheimer-s-disease","display_name":"Alzheimer's disease","score":0.9879999756813049},{"id":"https://openalex.org/keywords/drug-therapy","display_name":"pharmacotherapy","score":0.6650000214576721}],"concepts":[{"id":"https://openalex.org/C2778182776","wikidata":"https://www.wikidata.org/wiki/Q180912","display_name":"Melatonin","level":2,"score":0.7809890508651733},{"id":"https://openalex.org/C27081682","wikidata":"https://www.wikidata.org/wiki/Q269829","display_name":"Placebo","level":3,"score":0.6242494583129883},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5696649551391602},{"id":"https://openalex.org/C1513209611","wikidata":"https://www.wikidata.org/wiki/Q177190","display_name":"Sleep disorder","level":3,"score":0.5505014061927795},{"id":"https://openalex.org/C502032728","wikidata":"https://www.wikidata.org/wiki/Q11081","display_name":"Alzheimer's disease","level":3,"score":0.5199679136276245},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.4845963716506958},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.4720407724380493},{"id":"https://openalex.org/C535046627","wikidata":"https://www.wikidata.org/wiki/Q30612","display_name":"Clinical trial","level":2,"score":0.42103520035743713},{"id":"https://openalex.org/C98274493","wikidata":"https://www.wikidata.org/wiki/Q128406","display_name":"Pharmacology","level":1,"score":0.3655436038970947},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.34263426065444946},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.32484525442123413},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.3242604732513428},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.3192332983016968},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.10527220368385315},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.08465656638145447},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.07638737559318542},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.07394206523895264},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2334593002","doi":null,"is_oa":false,"landing_page_url":"http://www.journalsleep.org/Articles/260717.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9537000060081482,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W33179901","https://openalex.org/W111690360","https://openalex.org/W156595367","https://openalex.org/W196569618","https://openalex.org/W1636066922","https://openalex.org/W1691896352","https://openalex.org/W1703472577","https://openalex.org/W1730668751","https://openalex.org/W1847168837","https://openalex.org/W1953027527","https://openalex.org/W1965401391","https://openalex.org/W1967189029","https://openalex.org/W1973360944","https://openalex.org/W1976439499","https://openalex.org/W1981924427","https://openalex.org/W1986285174","https://openalex.org/W1987335778","https://openalex.org/W1991817706","https://openalex.org/W1996776294","https://openalex.org/W1998904890","https://openalex.org/W2007092083","https://openalex.org/W2011582278","https://openalex.org/W2011821175","https://openalex.org/W2014073649","https://openalex.org/W2026191098","https://openalex.org/W2042409950","https://openalex.org/W2045375075","https://openalex.org/W2048596183","https://openalex.org/W2061769482","https://openalex.org/W2064707416","https://openalex.org/W2077365905","https://openalex.org/W2077888568","https://openalex.org/W2085189813","https://openalex.org/W2085966271","https://openalex.org/W2097890124","https://openalex.org/W2099397893","https://openalex.org/W2107245730","https://openalex.org/W2111963393","https://openalex.org/W2114613490","https://openalex.org/W2117478831","https://openalex.org/W2121766792","https://openalex.org/W2128038881","https://openalex.org/W2137726832","https://openalex.org/W2156213990","https://openalex.org/W2156220037","https://openalex.org/W2163624293","https://openalex.org/W2163920027","https://openalex.org/W2323516874","https://openalex.org/W2410773806","https://openalex.org/W2464308055","https://openalex.org/W2519261132","https://openalex.org/W2623265290","https://openalex.org/W2954848600"],"related_works":["https://openalex.org/W1649820184","https://openalex.org/W4406223704","https://openalex.org/W2293036542","https://openalex.org/W2148567750","https://openalex.org/W2963755646","https://openalex.org/W2524887272","https://openalex.org/W2064425811","https://openalex.org/W3031225969","https://openalex.org/W2029819764","https://openalex.org/W3085800352"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}