{"id":"https://openalex.org/W2724492233","doi":"https://doi.org/10.3390/rs9070691","title":"Parallel Seasonal Patterns of Photosynthesis, Fluorescence, and Reflectance Indices in Boreal Trees","display_name":"Parallel Seasonal Patterns of Photosynthesis, Fluorescence, and Reflectance Indices in Boreal Trees","publication_year":2017,"publication_date":"2017-07-05","ids":{"openalex":"https://openalex.org/W2724492233","doi":"https://doi.org/10.3390/rs9070691","mag":"2724492233"},"language":"en","primary_location":{"id":"doi:10.3390/rs9070691","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs9070691","pdf_url":"https://www.mdpi.com/2072-4292/9/7/691/pdf?version=1499253143","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/9/7/691/pdf?version=1499253143","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008245021","display_name":"Kyle Springer","orcid":null},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Kyle Springer","raw_affiliation_strings":["Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100447506","display_name":"Ran Wang","orcid":"https://orcid.org/0000-0002-3810-9103"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ran Wang","raw_affiliation_strings":["Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034480863","display_name":"John A. Gamon","orcid":"https://orcid.org/0000-0002-8269-7723"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]},{"id":"https://openalex.org/I114395901","display_name":"University of Nebraska\u2013Lincoln","ror":"https://ror.org/043mer456","country_code":"US","type":"education","lineage":["https://openalex.org/I114395901"]}],"countries":["CA","US"],"is_corresponding":true,"raw_author_name":"John Gamon","raw_affiliation_strings":["Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada","Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada","School of Natural Resources, University of Nebraska, Lincoln, NE 68583, USA"],"affiliations":[{"raw_affiliation_string":"Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"School of Natural Resources, University of Nebraska, Lincoln, NE 68583, USA","institution_ids":["https://openalex.org/I114395901"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5008245021","https://openalex.org/A5034480863"],"corresponding_institution_ids":["https://openalex.org/I114395901","https://openalex.org/I154425047"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":4.4574,"has_fulltext":true,"cited_by_count":86,"citation_normalized_percentile":{"value":0.94323047,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"9","issue":"7","first_page":"691","last_page":"691"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10266","display_name":"Plant Water Relations and Carbon Dynamics","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11760","display_name":"Plant responses to elevated CO2","score":0.9937999844551086,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/evergreen","display_name":"Evergreen","score":0.9106930494308472},{"id":"https://openalex.org/keywords/photochemical-reflectance-index","display_name":"Photochemical Reflectance Index","score":0.8130017518997192},{"id":"https://openalex.org/keywords/deciduous","display_name":"Deciduous","score":0.7913904786109924},{"id":"https://openalex.org/keywords/chlorophyll-fluorescence","display_name":"Chlorophyll fluorescence","score":0.6665822267532349},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.6608870029449463},{"id":"https://openalex.org/keywords/photosynthesis","display_name":"Photosynthesis","score":0.6564494371414185},{"id":"https://openalex.org/keywords/phenology","display_name":"Phenology","score":0.6323451399803162},{"id":"https://openalex.org/keywords/evergreen-forest","display_name":"Evergreen forest","score":0.4806872308254242},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.3863053023815155},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.36896198987960815},{"id":"https://openalex.org/keywords/botany","display_name":"Botany","score":0.36105936765670776},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.17851322889328003}],"concepts":[{"id":"https://openalex.org/C177924670","wikidata":"https://www.wikidata.org/wiki/Q190489","display_name":"Evergreen","level":2,"score":0.9106930494308472},{"id":"https://openalex.org/C2777476368","wikidata":"https://www.wikidata.org/wiki/Q7187722","display_name":"Photochemical Reflectance Index","level":4,"score":0.8130017518997192},{"id":"https://openalex.org/C33283694","wikidata":"https://www.wikidata.org/wiki/Q1131316","display_name":"Deciduous","level":2,"score":0.7913904786109924},{"id":"https://openalex.org/C24630173","wikidata":"https://www.wikidata.org/wiki/Q1075297","display_name":"Chlorophyll fluorescence","level":3,"score":0.6665822267532349},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.6608870029449463},{"id":"https://openalex.org/C183688256","wikidata":"https://www.wikidata.org/wiki/Q11982","display_name":"Photosynthesis","level":2,"score":0.6564494371414185},{"id":"https://openalex.org/C51417038","wikidata":"https://www.wikidata.org/wiki/Q272737","display_name":"Phenology","level":2,"score":0.6323451399803162},{"id":"https://openalex.org/C2776554196","wikidata":"https://www.wikidata.org/wiki/Q1024867","display_name":"Evergreen forest","level":3,"score":0.4806872308254242},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3863053023815155},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.36896198987960815},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.36105936765670776},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.17851322889328003}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/rs9070691","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs9070691","pdf_url":"https://www.mdpi.com/2072-4292/9/7/691/pdf?version=1499253143","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:digitalcommons.unl.edu:natrespapers-1679","is_oa":true,"landing_page_url":"https://digitalcommons.unl.edu/natrespapers/673","pdf_url":null,"source":{"id":"https://openalex.org/S4306513441","display_name":"Insecta mundi","issn_l":"0749-6737","issn":["0749-6737","1942-1354","1942-1362"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310316217","host_organization_name":"Center for Systematic Entomology","host_organization_lineage":["https://openalex.org/P4310316217"],"host_organization_lineage_names":["Center for Systematic Entomology"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"School of Natural Resources: Faculty Publications","raw_type":"text"},{"id":"pmh:oai:digitalcommons.unl.edu:natrespapers-1681","is_oa":true,"landing_page_url":"https://digitalcommons.unl.edu/natrespapers/671","pdf_url":null,"source":{"id":"https://openalex.org/S4306513441","display_name":"Insecta mundi","issn_l":"0749-6737","issn":["0749-6737","1942-1354","1942-1362"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310316217","host_organization_name":"Center for Systematic Entomology","host_organization_lineage":["https://openalex.org/P4310316217"],"host_organization_lineage_names":["Center for Systematic Entomology"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"School of Natural Resources: Faculty Publications","raw_type":"text"},{"id":"pmh:oai:doaj.org/article:6c7d4fe3807c42a38f404c9e14aff146","is_oa":true,"landing_page_url":"https://doaj.org/article/6c7d4fe3807c42a38f404c9e14aff146","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 9, Iss 7, p 691 (2017)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/9/7/691/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs9070691","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"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":"Remote Sensing","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs9070691","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs9070691","pdf_url":"https://www.mdpi.com/2072-4292/9/7/691/pdf?version=1499253143","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15","score":0.7599999904632568}],"awards":[{"id":"https://openalex.org/G1426318481","display_name":null,"funder_award_id":"grant","funder_id":"https://openalex.org/F4320322725","funder_display_name":"China Scholarship Council"},{"id":"https://openalex.org/G1597412403","display_name":null,"funder_award_id":"RGPIN-","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G3216283581","display_name":null,"funder_award_id":"RGPIN-201","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G3458396861","display_name":null,"funder_award_id":"NNX15AT78A","funder_id":"https://openalex.org/F4320306101","funder_display_name":"National Aeronautics and Space Administration"},{"id":"https://openalex.org/G3777573592","display_name":null,"funder_award_id":"RGPIN-2015-05","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G4190485717","display_name":null,"funder_award_id":"ABoVE","funder_id":"https://openalex.org/F4320306101","funder_display_name":"National Aeronautics and Space Administration"},{"id":"https://openalex.org/G5387541871","display_name":null,"funder_award_id":"RGPIN-2015-05129","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G560051739","display_name":null,"funder_award_id":"RGPIN-2015","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G5881564744","display_name":null,"funder_award_id":"RGPIN-2015-0","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G6221715925","display_name":null,"funder_award_id":"RGPIN","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G6597462126","display_name":null,"funder_award_id":"G224150012","funder_id":"https://openalex.org/F4320319907","funder_display_name":"Alberta Innovates - Technology Futures"},{"id":"https://openalex.org/G8589651859","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320322725","funder_display_name":"China Scholarship Council"},{"id":"https://openalex.org/G8854846821","display_name":null,"funder_award_id":"200700172","funder_id":"https://openalex.org/F4320319907","funder_display_name":"Alberta Innovates - Technology Futures"}],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320319907","display_name":"Alberta Innovates - Technology Futures","ror":"https://ror.org/00ynafe15"},{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2724492233.pdf","grobid_xml":"https://content.openalex.org/works/W2724492233.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W1497751391","https://openalex.org/W1528316688","https://openalex.org/W1568528618","https://openalex.org/W1643008739","https://openalex.org/W1713265338","https://openalex.org/W1964462201","https://openalex.org/W1964697047","https://openalex.org/W1973622604","https://openalex.org/W1976689807","https://openalex.org/W1979287031","https://openalex.org/W1990760445","https://openalex.org/W1992244454","https://openalex.org/W2005350062","https://openalex.org/W2009202065","https://openalex.org/W2012133636","https://openalex.org/W2014698467","https://openalex.org/W2019080509","https://openalex.org/W2023519189","https://openalex.org/W2028324969","https://openalex.org/W2030233869","https://openalex.org/W2030274299","https://openalex.org/W2046788667","https://openalex.org/W2050615794","https://openalex.org/W2053687361","https://openalex.org/W2060944210","https://openalex.org/W2069672826","https://openalex.org/W2071730984","https://openalex.org/W2073555669","https://openalex.org/W2076795419","https://openalex.org/W2082742619","https://openalex.org/W2083169577","https://openalex.org/W2089898136","https://openalex.org/W2109542058","https://openalex.org/W2109631166","https://openalex.org/W2111443984","https://openalex.org/W2131494385","https://openalex.org/W2132527497","https://openalex.org/W2133582850","https://openalex.org/W2142080611","https://openalex.org/W2142283539","https://openalex.org/W2145230623","https://openalex.org/W2147423506","https://openalex.org/W2155896839","https://openalex.org/W2158811364","https://openalex.org/W2167869058","https://openalex.org/W2175689700","https://openalex.org/W2180289817","https://openalex.org/W2185543641","https://openalex.org/W2206884203","https://openalex.org/W2409569613","https://openalex.org/W2478163489","https://openalex.org/W2504041366","https://openalex.org/W2548357517","https://openalex.org/W6671078353"],"related_works":["https://openalex.org/W1801365375","https://openalex.org/W2238256599","https://openalex.org/W4244158610","https://openalex.org/W2063144659","https://openalex.org/W2003314671","https://openalex.org/W4381304094","https://openalex.org/W2009672454","https://openalex.org/W2320676011","https://openalex.org/W1986015089","https://openalex.org/W2330518740"],"abstract_inverted_index":{"Tree":[0],"species":[1,34],"in":[2,18,55,107,111,127,132,140,145,155],"the":[3,68,74,79,179],"boreal":[4,63],"forest":[5],"cycle":[6],"between":[7],"periods":[8],"of":[9,61,91,164],"active":[10],"growth":[11],"and":[12,83,95,117,150,158,167,174,181],"dormancy":[13],"alter":[14],"their":[15,105],"photosynthetic":[16,56,59,113,125,138,153,168,194],"processes":[17],"response":[19],"to":[20,51,100,103,204],"changing":[21],"environmental":[22],"conditions.":[23],"For":[24],"deciduous":[25,128,146,157],"species,":[26,129,199],"these":[27,97],"changes":[28,38,54,110],"are":[29],"readily":[30],"visible,":[31],"while":[32],"evergreen":[33,159,198],"have":[35,201],"subtler":[36],"foliar":[37],"during":[39],"seasonal":[40,53,109,162],"transitions.":[41],"In":[42],"this":[43],"study,":[44],"we":[45],"used":[46],"remotely":[47],"sensed":[48],"optical":[49,98,165],"indices":[50],"observe":[52],"activity,":[57],"or":[58],"phenology,":[60,195],"six":[62],"tree":[64],"species.":[65,147,160],"We":[66],"evaluated":[67],"normalized":[69],"difference":[70],"vegetation":[71],"index":[72,77,81],"(NDVI),":[73],"photochemical":[75],"reflectance":[76],"(PRI),":[78],"chlorophyll/carotenoid":[80],"(CCI),":[82],"steady-state":[84],"chlorophyll":[85],"fluorescence":[86,93,182],"(FS)":[87],"as":[88],"a":[89],"measure":[90],"solar-induced":[92],"(SIF),":[94],"compared":[96],"metrics":[99,166],"gas":[101],"exchange":[102],"determine":[104],"efficacy":[106],"detecting":[108],"plant":[112],"activity.":[114],"The":[115,122,134,148,161],"NDVI":[116,123],"PRI":[118,135],"exhibited":[119],"complementary":[120],"responses.":[121],"paralleled":[124,137],"phenology":[126,154],"but":[130,142],"not":[131],"evergreens.":[133],"closely":[136],"activity":[139,169],"evergreens,":[141],"less":[143],"so":[144],"CCI":[149,180],"FS":[151],"tracked":[152],"both":[156],"patterns":[163],"revealed":[170],"subtle":[171],"differences":[172],"across":[173],"within":[175],"functional":[176],"groups.":[177],"With":[178],"becoming":[183],"available":[184],"from":[185],"satellite":[186],"sensors,":[187],"they":[188],"offer":[189],"new":[190],"opportunities":[191],"for":[192,197],"assessing":[193],"particularly":[196],"which":[200],"been":[202],"difficult":[203],"assess":[205],"with":[206],"previous":[207],"methods.":[208]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":14},{"year":2022,"cited_by_count":19},{"year":2021,"cited_by_count":16},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":4}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}
