{"id":"https://openalex.org/W2966243784","doi":"https://doi.org/10.1038/s41746-019-0147-4","title":"Capturing sleep\u2013wake cycles by using day-to-day smartphone touchscreen interactions","display_name":"Capturing sleep\u2013wake cycles by using day-to-day smartphone touchscreen interactions","publication_year":2019,"publication_date":"2019-07-29","ids":{"openalex":"https://openalex.org/W2966243784","doi":"https://doi.org/10.1038/s41746-019-0147-4","mag":"2966243784","pmid":"https://pubmed.ncbi.nlm.nih.gov/31372507"},"language":"en","primary_location":{"id":"doi:10.1038/s41746-019-0147-4","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41746-019-0147-4","pdf_url":"https://www.nature.com/articles/s41746-019-0147-4.pdf","source":{"id":"https://openalex.org/S4210195431","display_name":"npj Digital Medicine","issn_l":"2398-6352","issn":["2398-6352"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319908","host_organization_name":"Nature Portfolio","host_organization_lineage":["https://openalex.org/P4310319908","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Nature Portfolio","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"npj Digital Medicine","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.nature.com/articles/s41746-019-0147-4.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5000600341","display_name":"Jay N. Borger","orcid":null},"institutions":[{"id":"https://openalex.org/I121797337","display_name":"Leiden University","ror":"https://ror.org/027bh9e22","country_code":"NL","type":"education","lineage":["https://openalex.org/I121797337"]},{"id":"https://openalex.org/I210716285","display_name":"University of Applied Sciences Leiden","ror":"https://ror.org/0093src13","country_code":"NL","type":"education","lineage":["https://openalex.org/I210716285"]}],"countries":["NL"],"is_corresponding":true,"raw_author_name":"Jay N. Borger","raw_affiliation_strings":["1Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","institution_ids":["https://openalex.org/I121797337","https://openalex.org/I210716285"]},{"raw_affiliation_string":"Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","institution_ids":["https://openalex.org/I121797337"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089840526","display_name":"Reto Huber","orcid":"https://orcid.org/0000-0002-1400-9466"},"institutions":[{"id":"https://openalex.org/I202697423","display_name":"University of Zurich","ror":"https://ror.org/02crff812","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]},{"id":"https://openalex.org/I4210128593","display_name":"University Children's Hospital Zurich","ror":"https://ror.org/035vb3h42","country_code":"CH","type":"healthcare","lineage":["https://openalex.org/I4210128593"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Reto Huber","raw_affiliation_strings":["2Child Development Center, University Children's Hospital Zurich, Switzerland & Department of Child and Adolescent Psychiatry and Psychotherapy, Psychiatric Hospital University of Zurich, Z\u00fcrich, Switzerland","Child Development Center, University Children's Hospital Zurich, Switzerland & Department of Child and Adolescent Psychiatry and Psychotherapy, Psychiatric Hospital University of Zurich, Z\u00fcrich, Switzerland"],"raw_orcid":"https://orcid.org/0000-0002-1400-9466","affiliations":[{"raw_affiliation_string":"2Child Development Center, University Children's Hospital Zurich, Switzerland & Department of Child and Adolescent Psychiatry and Psychotherapy, Psychiatric Hospital University of Zurich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I4210128593"]},{"raw_affiliation_string":"Child Development Center, University Children's Hospital Zurich, Switzerland & Department of Child and Adolescent Psychiatry and Psychotherapy, Psychiatric Hospital University of Zurich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I4210128593","https://openalex.org/I202697423"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062081393","display_name":"Arko Ghosh","orcid":"https://orcid.org/0000-0002-2924-5146"},"institutions":[{"id":"https://openalex.org/I121797337","display_name":"Leiden University","ror":"https://ror.org/027bh9e22","country_code":"NL","type":"education","lineage":["https://openalex.org/I121797337"]},{"id":"https://openalex.org/I210716285","display_name":"University of Applied Sciences Leiden","ror":"https://ror.org/0093src13","country_code":"NL","type":"education","lineage":["https://openalex.org/I210716285"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Arko Ghosh","raw_affiliation_strings":["1Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","institution_ids":["https://openalex.org/I121797337","https://openalex.org/I210716285"]},{"raw_affiliation_string":"Institute of Psychology, Cognitive Psychology Unit, Leiden University, Leiden, The Netherlands","institution_ids":["https://openalex.org/I121797337"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5000600341"],"corresponding_institution_ids":["https://openalex.org/I121797337","https://openalex.org/I210716285"],"apc_list":{"value":3060,"currency":"USD","value_usd":3060},"apc_paid":{"value":3060,"currency":"USD","value_usd":3060},"fwci":5.6843,"has_fulltext":true,"cited_by_count":61,"citation_normalized_percentile":{"value":0.96107971,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"2","issue":"1","first_page":"73","last_page":"73"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10316","display_name":"Sleep and related disorders","score":0.9995999932289124,"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":0.9995999932289124,"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/T10985","display_name":"Sleep and Wakefulness Research","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"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/T10342","display_name":"Circadian rhythm and melatonin","score":0.9778000116348267,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/actigraphy","display_name":"Actigraphy","score":0.9633598327636719},{"id":"https://openalex.org/keywords/touchscreen","display_name":"Touchscreen","score":0.7517905235290527},{"id":"https://openalex.org/keywords/sleep","display_name":"Sleep (system call)","score":0.6949908137321472},{"id":"https://openalex.org/keywords/sleep-onset","display_name":"Sleep onset","score":0.5442171692848206},{"id":"https://openalex.org/keywords/circadian-rhythm","display_name":"Circadian rhythm","score":0.45806506276130676},{"id":"https://openalex.org/keywords/sleep-deprivation","display_name":"Sleep deprivation","score":0.44499388337135315},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.4377232789993286},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.4343748390674591},{"id":"https://openalex.org/keywords/physical-medicine-and-rehabilitation","display_name":"Physical medicine and rehabilitation","score":0.4238741397857666},{"id":"https://openalex.org/keywords/audiology","display_name":"Audiology","score":0.36535075306892395},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3538035750389099},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.30636733770370483},{"id":"https://openalex.org/keywords/insomnia","display_name":"Insomnia","score":0.20031648874282837},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.16261884570121765},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.08007320761680603},{"id":"https://openalex.org/keywords/psychiatry","display_name":"Psychiatry","score":0.07254195213317871}],"concepts":[{"id":"https://openalex.org/C2778996325","wikidata":"https://www.wikidata.org/wiki/Q422201","display_name":"Actigraphy","level":3,"score":0.9633598327636719},{"id":"https://openalex.org/C2778539339","wikidata":"https://www.wikidata.org/wiki/Q165970","display_name":"Touchscreen","level":2,"score":0.7517905235290527},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.6949908137321472},{"id":"https://openalex.org/C63759246","wikidata":"https://www.wikidata.org/wiki/Q7539762","display_name":"Sleep onset","level":3,"score":0.5442171692848206},{"id":"https://openalex.org/C121446783","wikidata":"https://www.wikidata.org/wiki/Q208353","display_name":"Circadian rhythm","level":2,"score":0.45806506276130676},{"id":"https://openalex.org/C2778329153","wikidata":"https://www.wikidata.org/wiki/Q1364801","display_name":"Sleep deprivation","level":3,"score":0.44499388337135315},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4377232789993286},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.4343748390674591},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.4238741397857666},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.36535075306892395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3538035750389099},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.30636733770370483},{"id":"https://openalex.org/C2781210498","wikidata":"https://www.wikidata.org/wiki/Q1869874","display_name":"Insomnia","level":2,"score":0.20031648874282837},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.16261884570121765},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.08007320761680603},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.07254195213317871},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1038/s41746-019-0147-4","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41746-019-0147-4","pdf_url":"https://www.nature.com/articles/s41746-019-0147-4.pdf","source":{"id":"https://openalex.org/S4210195431","display_name":"npj Digital Medicine","issn_l":"2398-6352","issn":["2398-6352"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319908","host_organization_name":"Nature Portfolio","host_organization_lineage":["https://openalex.org/P4310319908","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Nature Portfolio","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"npj Digital Medicine","raw_type":"journal-article"},{"id":"pmid:31372507","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31372507","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,"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":"NPJ digital medicine","raw_type":null},{"id":"pmh:oai:doaj.org/article:8810c55a00cb45f5be711e6a2b69c47f","is_oa":true,"landing_page_url":"https://doaj.org/article/8810c55a00cb45f5be711e6a2b69c47f","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"npj Digital Medicine, Vol 2, Iss 1, Pp 1-8 (2019)","raw_type":"article"},{"id":"pmh:oai:pubmedcentral.nih.gov:6662846","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6662846","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"NPJ Digit Med","raw_type":"Text"},{"id":"pmh:oai:scholarlypublications.universiteitleiden.nl:item_2911068","is_oa":false,"landing_page_url":"https://hdl.handle.net/1887/76574","pdf_url":null,"source":{"id":"https://openalex.org/S4306400850","display_name":"Leiden Repository (Leiden University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I121797337","host_organization_name":"Leiden University","host_organization_lineage":["https://openalex.org/I121797337"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"npj Digital Medicine","raw_type":"Article / Letter to editor"},{"id":"pmh:ul:oai:scholarlypublications.universiteitleiden.nl:item_2911068","is_oa":true,"landing_page_url":"http://hdl.handle.net/1887/76574","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"npj Digital Medicine, 2, e73","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1038/s41746-019-0147-4","is_oa":true,"landing_page_url":"https://doi.org/10.1038/s41746-019-0147-4","pdf_url":"https://www.nature.com/articles/s41746-019-0147-4.pdf","source":{"id":"https://openalex.org/S4210195431","display_name":"npj Digital Medicine","issn_l":"2398-6352","issn":["2398-6352"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319908","host_organization_name":"Nature Portfolio","host_organization_lineage":["https://openalex.org/P4310319908","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Nature Portfolio","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"npj Digital Medicine","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3347371343","display_name":null,"funder_award_id":"320030_153387","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G5320622655","display_name":null,"funder_award_id":"320030_153387","funder_id":"https://openalex.org/F4320323874","funder_display_name":"Universit\u00e4t Z\u00fcrich"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"},{"id":"https://openalex.org/F4320320929","display_name":"Universiteit Leiden","ror":"https://ror.org/027bh9e22"},{"id":"https://openalex.org/F4320323874","display_name":"Universit\u00e4t Z\u00fcrich","ror":"https://ror.org/02crff812"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2966243784.pdf","grobid_xml":"https://content.openalex.org/works/W2966243784.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W14082013","https://openalex.org/W33624241","https://openalex.org/W117545607","https://openalex.org/W156595367","https://openalex.org/W202036063","https://openalex.org/W319871446","https://openalex.org/W1490882700","https://openalex.org/W1544688265","https://openalex.org/W1693381340","https://openalex.org/W1975339135","https://openalex.org/W2006513717","https://openalex.org/W2043828794","https://openalex.org/W2097385426","https://openalex.org/W2101207797","https://openalex.org/W2128621051","https://openalex.org/W2129344959","https://openalex.org/W2756337504","https://openalex.org/W2793034750","https://openalex.org/W2899360019","https://openalex.org/W2900985770","https://openalex.org/W2911903908","https://openalex.org/W3012581557"],"related_works":["https://openalex.org/W1994541526","https://openalex.org/W4281752801","https://openalex.org/W2901794270","https://openalex.org/W2089710525","https://openalex.org/W4389782154","https://openalex.org/W4378610649","https://openalex.org/W2770129879","https://openalex.org/W2092938587","https://openalex.org/W2078195176","https://openalex.org/W3178257167"],"abstract_inverted_index":{"Body":[0],"movements":[1,21,57,85],"drop":[2],"with":[3,87,236],"sleep,":[4],"and":[5,31,66,127,153,191,215],"this":[6],"behavioural":[7,232],"signature":[8],"is":[9],"widely":[10,206],"exploited":[11],"to":[12,62,134,142,221,229],"infer":[13],"sleep":[14,64,125,159,172,189,213,235],"duration.":[15],"However,":[16,156],"a":[17,109,218],"reduction":[18],"in":[19,25,44],"body":[20,56,84],"may":[22,37],"also":[23],"occur":[24],"periods":[26,41],"of":[27,35,48,70,112,163,177,234,239],"intense":[28],"cognitive":[29],"activity,":[30],"the":[32,45,54,68,71,82,88,123,131,143,164,170,175,187,195,231],"ubiquitous":[33],"use":[34,105],"smartphones":[36],"capture":[38],"these":[39,77,137,237],"wakeful":[40],"otherwise":[42],"hidden":[43],"standard":[46,59],"measures":[47],"sleep.":[49,223],"Here,":[50],"we":[51,79],"continuously":[52],"captured":[53],"gross":[55,83],"using":[58],"wrist-worn":[60],"accelerometers":[61],"quantify":[63],"(actigraphy)":[65],"logged":[67],"timing":[69],"day-to-day":[72],"touchscreen":[73,203],"events":[74],"('tappigraphy').":[75],"Using":[76],"measures,":[78],"addressed":[80],"how":[81],"overlap":[86],"cognitively":[89],"engaging":[90],"digital":[91,241],"behaviour":[92],"(from":[93],"<i>n</i>":[94],"=":[95,148],"79":[96],"individuals,":[97],"accumulating":[98],"~1400":[99],"nights).":[100],"We":[101,121],"find":[102,135],"that":[103,136,202],"smartphone":[104],"was":[106],"distributed":[107],"across":[108],"broad":[110],"spectrum":[111],"physical":[113],"activity":[114],"levels,":[115],"but":[116],"consistently":[117],"peaked":[118],"at":[119],"rest.":[120],"estimated":[122],"putative":[124,171,188,196],"onset":[126,214],"wake-up":[128,154,197],"times":[129,138],"from":[130,145],"actigraphy":[132,157],"data":[133],"were":[139],"well":[140],"correlated":[141],"estimates":[144],"tappigraphy":[146],"(R<sup>2</sup>":[147],"0.9":[149],"for":[150,183],"sleep-onset":[151],"time":[152],"time).":[155],"overestimated":[158],"as":[160],"virtually":[161],"all":[162],"users":[165],"used":[166],"their":[167],"phones":[168],"during":[169],"period.":[173],"Interestingly,":[174],"probability":[176],"touches":[178],"remained":[179],"greater":[180],"than":[181],"zero":[182],"~2":[184,192],"h":[185,193],"after":[186],"onset,":[190],"before":[194],"time.":[198],"Our":[199],"findings":[200],"suggest":[201],"interactions":[204,225],"are":[205],"integrated":[207],"into":[208],"modern":[209,240],"sleeping":[210],"habits-surrounding":[211],"both":[212],"waking-up":[216],"periods-yielding":[217],"new":[219],"approach":[220],"measuring":[222],"Smartphone":[224],"can":[226],"be":[227],"leveraged":[228],"update":[230],"signatures":[233],"peculiarities":[238],"behaviour.":[242]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":11},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":6}],"updated_date":"2026-04-26T08:31:28.666265","created_date":"2025-10-10T00:00:00"}
