Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3102870823', 'doi': 'https://doi.org/10.1111/jsr.13206', 'title': 'Sleep and circadian problems during the coronavirus disease 2019 (COVID‐19) pandemic: the International COVID‐19 Sleep Study (ICOSS)', 'display_name': 'Sleep and circadian problems during the coronavirus disease 2019 (COVID‐19) pandemic: the International COVID‐19 Sleep Study (ICOSS)', 'publication_year': 2020, 'publication_date': '2020-11-12', 'ids': {'openalex': 'https://openalex.org/W3102870823', 'doi': 'https://doi.org/10.1111/jsr.13206', 'mag': '3102870823', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/33179820'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/jsr.13206', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1111/jsr.13206', 'source': {'id': 'https://openalex.org/S123151105', 'display_name': 'Journal of Sleep Research', 'issn_l': '0962-1105', 'issn': ['0962-1105', '1365-2869'], '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': 'public-domain', 'license_id': 'https://openalex.org/licenses/public-domain', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'hybrid', 'oa_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1111/jsr.13206', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5059062817', 'display_name': 'Markku Partinen', 'orcid': 'https://orcid.org/0000-0002-8182-9368'}, 'institutions': [{'id': 'https://openalex.org/I133731052', 'display_name': 'University of Helsinki', 'ror': 'https://ror.org/040af2s02', 'country_code': 'FI', 'type': 'education', 'lineage': ['https://openalex.org/I133731052']}], 'countries': ['FI'], 'is_corresponding': True, 'raw_author_name': 'Markku Partinen', 'raw_affiliation_strings': ['Department of Clinical Neurosciences, Clinicum, University of Helsinki, Helsinki, Finland', 'Helsinki Sleep Clinic, Vitalmed Research Center, Helsinki, Finland'], 'affiliations': [{'raw_affiliation_string': 'Helsinki Sleep Clinic, Vitalmed Research Center, Helsinki, Finland', 'institution_ids': []}, {'raw_affiliation_string': 'Department of Clinical Neurosciences, Clinicum, University of Helsinki, Helsinki, Finland', 'institution_ids': ['https://openalex.org/I133731052']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5082726730', 'display_name': 'Bjørn Bjorvatn', 'orcid': 'https://orcid.org/0000-0001-7051-745X'}, 'institutions': [{'id': 'https://openalex.org/I4432739', 'display_name': 'University of Bergen', 'ror': 'https://ror.org/03zga2b32', 'country_code': 'NO', 'type': 'education', 'lineage': ['https://openalex.org/I4432739']}, {'id': 'https://openalex.org/I2800740805', 'display_name': 'Haukeland University Hospital', 'ror': 'https://ror.org/03np4e098', 'country_code': 'NO', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2800740805']}], 'countries': ['NO'], 'is_corresponding': False, 'raw_author_name': 'Bjørn Bjorvatn', 'raw_affiliation_strings': ['Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway', 'Norwegian Competence Center for Sleep Disorders, Haukeland University Hospital, Bergen, Norway'], 'affiliations': [{'raw_affiliation_string': 'Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway', 'institution_ids': ['https://openalex.org/I4432739']}, {'raw_affiliation_string': 'Norwegian Competence Center for Sleep Disorders, Haukeland University Hospital, Bergen, Norway', 'institution_ids': ['https://openalex.org/I2800740805']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5010145260', 'display_name': 'Brigitte Holzinger', 'orcid': 'https://orcid.org/0000-0001-5385-4091'}, 'institutions': [{'id': 'https://openalex.org/I76134821', 'display_name': 'Medical University of Vienna', 'ror': 'https://ror.org/05n3x4p02', 'country_code': 'AT', 'type': 'education', 'lineage': ['https://openalex.org/I76134821']}], 'countries': ['AT'], 'is_corresponding': False, 'raw_author_name': 'Brigitte Holzinger', 'raw_affiliation_strings': ['Institute for Consciousness and Dream Research, Vienna, Austria', 'ZK Schlafcoaching, Medical University Vienna, Vienna, Austria'], 'affiliations': [{'raw_affiliation_string': 'ZK Schlafcoaching, Medical University Vienna, Vienna, Austria', 'institution_ids': ['https://openalex.org/I76134821']}, {'raw_affiliation_string': 'Institute for Consciousness and Dream Research, Vienna, Austria', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5077550249', 'display_name': 'Frances Chung', 'orcid': 'https://orcid.org/0000-0001-9576-3606'}, 'institutions': [{'id': 'https://openalex.org/I1325899441', 'display_name': 'University Health Network', 'ror': 'https://ror.org/042xt5161', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1325899441']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Frances Chung', 'raw_affiliation_strings': ['Department of Anesthesiology and Pain Medicine, University Health Network and University of Toronto, Toronto, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Anesthesiology and Pain Medicine, University Health Network and University of Toronto, Toronto, Canada', 'institution_ids': ['https://openalex.org/I1325899441', 'https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5058492122', 'display_name': 'Thomas Penzel', 'orcid': 'https://orcid.org/0000-0002-4304-0112'}, 'institutions': [{'id': 'https://openalex.org/I7877124', 'display_name': 'Charité - Universitätsmedizin Berlin', 'ror': 'https://ror.org/001w7jn25', 'country_code': 'DE', 'type': 'healthcare', 'lineage': ['https://openalex.org/I7877124']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Thomas Penzel', 'raw_affiliation_strings': ['Interdisciplinary Sleep Medicine Center Charité – Universitätsmedizin Berlin Berlin Germany'], 'affiliations': [{'raw_affiliation_string': 'Interdisciplinary Sleep Medicine Center Charité – Universitätsmedizin Berlin Berlin Germany', 'institution_ids': ['https://openalex.org/I7877124']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5018637481', 'display_name': 'Colin A. Espie', 'orcid': 'https://orcid.org/0000-0002-1294-8734'}, 'institutions': [{'id': 'https://openalex.org/I40120149', 'display_name': 'University of Oxford', 'ror': 'https://ror.org/052gg0110', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I40120149']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'Colin A. Espie', 'raw_affiliation_strings': ['Sleep and Circadian Neuroscience Institute, Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford, UK'], 'affiliations': [{'raw_affiliation_string': 'Sleep and Circadian Neuroscience Institute, Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford, UK', 'institution_ids': ['https://openalex.org/I40120149']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5022459245', 'display_name': 'Charles M. Morin', 'orcid': 'https://orcid.org/0000-0002-8649-8895'}, 'institutions': [{'id': 'https://openalex.org/I4210121083', 'display_name': 'Institut Universitaire en Santé Mentale de Québec', 'ror': 'https://ror.org/03mt5nv96', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210121083']}, {'id': 'https://openalex.org/I43406934', 'display_name': 'Université Laval', 'ror': 'https://ror.org/04sjchr03', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I43406934']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Charles M. Morin', 'raw_affiliation_strings': ['Centre d’étude des troubles du sommeil École de psychologie, Institut universitaire en santé mentale, Centre de recherche CERVO Université Laval Quebec QC Canada'], 'affiliations': [{'raw_affiliation_string': 'Centre d’étude des troubles du sommeil École de psychologie, Institut universitaire en santé mentale, Centre de recherche CERVO Université Laval Quebec QC Canada', 'institution_ids': ['https://openalex.org/I4210121083', 'https://openalex.org/I43406934']}]}], 'institution_assertions': [], 'countries_distinct_count': 6, 'institutions_distinct_count': 10, 'corresponding_author_ids': ['https://openalex.org/A5059062817'], 'corresponding_institution_ids': ['https://openalex.org/I133731052'], 'apc_list': {'value': 3970, 'currency': 'USD', 'value_usd': 3970, 'provenance': 'doaj'}, 'apc_paid': {'value': 3970, 'currency': 'USD', 'value_usd': 3970, 'provenance': 'doaj'}, 'fwci': 9.785, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 66, 'citation_normalized_percentile': {'value': 0.999909, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '30', 'issue': '1', 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10316', 'display_name': 'Sleep and related disorders', 'score': 0.9995, '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'}}, 'topics': [{'id': 'https://openalex.org/T10316', 'display_name': 'Sleep and related disorders', 'score': 0.9995, '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/T10168', 'display_name': 'COVID-19 and Mental Health', 'score': 0.9974, 'subfield': {'id': 'https://openalex.org/subfields/3203', 'display_name': 'Clinical 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/T11368', 'display_name': 'Long-Term Effects of COVID-19', 'score': 0.9942, 'subfield': {'id': 'https://openalex.org/subfields/2728', 'display_name': '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/pandemic', 'display_name': 'Pandemic', 'score': 0.80301577}, {'id': 'https://openalex.org/keywords/sleep', 'display_name': 'Sleep', 'score': 0.5015981}], 'concepts': [{'id': 'https://openalex.org/C89623803', 'wikidata': 'https://www.wikidata.org/wiki/Q12184', 'display_name': 'Pandemic', 'level': 5, 'score': 0.80301577}, {'id': 'https://openalex.org/C3008058167', 'wikidata': 'https://www.wikidata.org/wiki/Q84263196', 'display_name': 'Coronavirus disease 2019 (COVID-19)', 'level': 4, 'score': 0.72155505}, {'id': 'https://openalex.org/C2775841894', 'wikidata': 'https://www.wikidata.org/wiki/Q4683692', 'display_name': 'Sleep (system call)', 'level': 2, 'score': 0.5015981}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.46843606}, {'id': 'https://openalex.org/C3007834351', 'wikidata': 'https://www.wikidata.org/wiki/Q82069695', 'display_name': 'Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)', 'level': 5, 'score': 0.44162878}, {'id': 'https://openalex.org/C2779134260', 'wikidata': 'https://www.wikidata.org/wiki/Q12136', 'display_name': 'Disease', 'level': 2, 'score': 0.4258069}, {'id': 'https://openalex.org/C15744967', 'wikidata': 'https://www.wikidata.org/wiki/Q9418', 'display_name': 'Psychology', 'level': 0, 'score': 0.41198274}, {'id': 'https://openalex.org/C512399662', 'wikidata': 'https://www.wikidata.org/wiki/Q3505712', 'display_name': 'Family medicine', 'level': 1, 'score': 0.40663347}, {'id': 'https://openalex.org/C99454951', 'wikidata': 'https://www.wikidata.org/wiki/Q932068', 'display_name': 'Environmental health', 'level': 1, 'score': 0.3372398}, {'id': 'https://openalex.org/C524204448', 'wikidata': 'https://www.wikidata.org/wiki/Q788926', 'display_name': 'Infectious disease (medical specialty)', 'level': 3, 'score': 0.14392743}, {'id': 'https://openalex.org/C142724271', 'wikidata': 'https://www.wikidata.org/wiki/Q7208', 'display_name': 'Pathology', 'level': 1, 'score': 0.09947336}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.0}, {'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': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/jsr.13206', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1111/jsr.13206', 'source': {'id': 'https://openalex.org/S123151105', 'display_name': 'Journal of Sleep Research', 'issn_l': '0962-1105', 'issn': ['0962-1105', '1365-2869'], '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': 'public-domain', 'license_id': 'https://openalex.org/licenses/public-domain', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/jsr.13206', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1111/jsr.13206', 'source': {'id': 'https://openalex.org/S123151105', 'display_name': 'Journal of Sleep Research', 'issn_l': '0962-1105', 'issn': ['0962-1105', '1365-2869'], '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': 'public-domain', 'license_id': 'https://openalex.org/licenses/public-domain', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'display_name': 'Good health and well-being', 'score': 0.68, 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 43, 'referenced_works': ['https://openalex.org/W182910583', 'https://openalex.org/W1975028092', 'https://openalex.org/W1988907383', 'https://openalex.org/W2006722568', 'https://openalex.org/W2011934784', 'https://openalex.org/W2021336540', 'https://openalex.org/W2030923967', 'https://openalex.org/W2037445719', 'https://openalex.org/W2038025723', 'https://openalex.org/W2048444499', 'https://openalex.org/W2122981622', 'https://openalex.org/W2123106689', 'https://openalex.org/W2125397756', 'https://openalex.org/W2171129594', 'https://openalex.org/W2211386677', 'https://openalex.org/W2223788476', 'https://openalex.org/W2402599050', 'https://openalex.org/W2610278433', 'https://openalex.org/W2784262661', 'https://openalex.org/W2789630154', 'https://openalex.org/W2811150422', 'https://openalex.org/W2909774642', 'https://openalex.org/W2912327337', 'https://openalex.org/W2944706802', 'https://openalex.org/W2999409984', 'https://openalex.org/W3008627590', 'https://openalex.org/W3010350103', 'https://openalex.org/W3011481653', 'https://openalex.org/W3012363620', 'https://openalex.org/W3015126389', 'https://openalex.org/W3015335260', 'https://openalex.org/W3016789362', 'https://openalex.org/W3017008398', 'https://openalex.org/W3021900567', 'https://openalex.org/W3025137596', 'https://openalex.org/W3025282583', 'https://openalex.org/W3025499029', 'https://openalex.org/W3026158576', 'https://openalex.org/W3030918118', 'https://openalex.org/W3031810200', 'https://openalex.org/W3032518341', 'https://openalex.org/W4205225613', 'https://openalex.org/W4293003987'], 'related_works': ['https://openalex.org/W4292098121', 'https://openalex.org/W4224279380', 'https://openalex.org/W4210433452', 'https://openalex.org/W4206669628', 'https://openalex.org/W4206651655', 'https://openalex.org/W4206548596', 'https://openalex.org/W4205317059', 'https://openalex.org/W3198183218', 'https://openalex.org/W3176864053', 'https://openalex.org/W3084498529'], 'abstract_inverted_index': {'Abstract': [0], 'This': [1], 'protocol': [2], 'paper': [3], 'describes': [4], 'the': [5, 20, 26, 36, 70, 73, 144, 149, 178, 183, 189, 214], 'development': [6, 37], 'of': [7, 38, 57, 96, 146, 193], 'an': [8], 'international': [9], 'collaboration': [10], 'to': [11, 88, 92, 103, 119, 126, 174], 'survey': [12, 41, 150], 'several': [13], 'thousand': [14], 'adults': [15], 'from': [16, 182], 'different': [17, 46], 'countries': [18], 'around': [19], 'world': [21], 'about': [22], 'their': [23, 203], 'sleep': [24, 49, 52, 195], 'during': [25, 213], 'coronavirus': [27], 'disease': [28], '2019': [29], '(COVID‐19)': [30], 'pandemic.': [31, 216], 'It': [32, 136], 'is': [33], 'based': [34], 'on': [35, 48, 187], 'a': [39, 90, 94], 'harmonised': [40, 60], 'with': [42], '50': [43], 'questions': [44, 173], '(106': [45], 'items)': [47], 'habits': [50], 'and': [51, 69, 82, 99, 133, 170, 191, 196, 205], 'symptoms': [53, 101], 'that': [54, 208], 'permit': [55], 'comparability': [56], 'information.': [58], 'The': [59, 85, 115], 'questionnaire': [61, 74, 91, 116, 151], 'may': [62, 75], 'be': [63, 77, 104, 138, 175], 'used': [64, 78], 'in': [65, 79, 140, 155], 'anonymous': [66], 'cross‐sectional': [67], 'surveys,': [68], 'instruments': [71], 'within': [72], 'also': [76], 'prospective': [80], 'studies': [81], 'clinical': [83], 'studies.': [84], 'aim': [86], 'was': [87, 117], 'develop': [89], 'sample': [93], 'variety': [95], 'sleep–wake': [97], 'disorders': [98], 'other': [100], 'likely': [102], 'caused': [105], 'by': [106, 111, 177], 'prolonged': [107], 'social': [108], 'confinement': [109], 'or': [110], 'having': [112], 'had': [113, 152], 'COVID‐19.': [114], 'designed': [118], 'be:': [120], '(a)': [121], 'simple': [122], 'and,': [123], '(b)': [124], 'free': [125], 'use,': [127], 'for': [128], 'research': [129], 'purposes,': [130], '(c)': [131], 'multilingual,': [132], '(d)': [134], 'comprehensive.': [135], 'can': [137], 'completed': [139], '<30': [141], 'min.': [142], 'By': [143], 'end': [145], 'June': [147], '2020,': [148], 'been': [153], 'administered': [154], 'Austria,': [156], 'Canada,': [157], 'China,': [158], 'Finland,': [159], 'France,': [160], 'Germany,': [161], 'Hong': [162], 'Kong,': [163], 'Italy,': [164], 'Japan,': [165], 'Norway,': [166], 'Poland,': [167], 'Sweden,': [168], 'UK': [169], 'USA.': [171], 'Research': [172], 'addressed': [176], 'pooled': [179], 'data': [180], 'derived': [181], 'participating': [184], 'sites': [185], 'focus': [186], 'describing': [188], 'nature': [190], 'rates': [192], 'various': [194, 211], 'circadian': [197], 'rhythms': [198], 'symptoms,': [199], 'as': [200, 202], 'well': [201], 'psychological': [204], 'medical': [206], 'correlates,': [207], 'arise': [209], 'at': [210], 'points': [212], 'COVID‐19': [215]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3102870823', 'counts_by_year': [{'year': 2024, 'cited_by_count': 4}, {'year': 2023, 'cited_by_count': 14}, {'year': 2022, 'cited_by_count': 16}, {'year': 2021, 'cited_by_count': 30}, {'year': 2020, 'cited_by_count': 2}], 'updated_date': '2024-12-13T20:13:06.352888', 'created_date': '2020-11-23'}