{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,23]],"date-time":"2025-10-23T05:33:55Z","timestamp":1761197635806,"version":"3.37.3"},"reference-count":56,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2019,1,7]],"date-time":"2019-01-07T00:00:00Z","timestamp":1546819200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100004663","name":"Ministry of Science and Technology, Taiwan","doi-asserted-by":"publisher","award":["MOST 105-2221-E-320-004","MOST 107-2221-E-320-004"],"award-info":[{"award-number":["MOST 105-2221-E-320-004","MOST 107-2221-E-320-004"]}],"id":[{"id":"10.13039\/501100004663","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["J Biomed Semant"],"published-print":{"date-parts":[[2019,12]]},"DOI":"10.1186\/s13326-018-0194-9","type":"journal-article","created":{"date-parts":[[2019,1,6]],"date-time":"2019-01-06T23:30:24Z","timestamp":1546817424000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Identification of conclusive association entities in biomedical articles"],"prefix":"10.1186","volume":"10","author":[{"given":"Rey-Long","family":"Liu","sequence":"first","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2019,1,7]]},"reference":[{"issue":"Database issue","key":"194_CR1","doi-asserted-by":"publisher","first-page":"D972","DOI":"10.1093\/nar\/gkw838","volume":"45","author":"AP Davis","year":"2017","unstructured":"Davis AP, Grondin CJ, Johnson RJ, Sciaky D, King BL, McMorran R, et al. The comparative Toxicogenomics database: update 2017. Nucleic Acids Res. 2017;45(Database issue):D972\u20138.","journal-title":"Nucleic Acids Res"},{"key":"194_CR2","unstructured":"Comparative Toxicogenomics Database. When is data updated? Available: \n                    http:\/\/ctdbase.org\/help\/faq\/;jsessionid=92111C8A6B218E4B2513C3B0BEE7E63F?p=6422623\n                    \n                  . Accessed 27 Dec 2018."},{"key":"194_CR3","unstructured":"Genetic Home Reference. Expert Reviewers. Available: \n                    http:\/\/ghr.nlm.nih.gov\/ExpertReviewers\n                    \n                  . Accessed 27 Dec 2018."},{"key":"194_CR4","unstructured":"OMIM. About OMIM. Available: \n                    http:\/\/www.omim.org\/about\n                    \n                  . Accessed 27 Dec 2018."},{"issue":"4","key":"194_CR5","doi-asserted-by":"publisher","first-page":"669","DOI":"10.1109\/TCBB.2015.2476876","volume":"13","author":"L Li","year":"2016","unstructured":"Li L, Liu S, Qin M, Wang Y, Huang D. Extracting biomedical event with dual decomposition integrating word Embeddings. IEEE\/ACM Trans Comput Biol Bioinform. 2016;13(4):669\u201377.","journal-title":"IEEE\/ACM Trans Comput Biol Bioinform"},{"key":"194_CR6","volume-title":"Proceedings of DTMBIO'15","author":"GE Heo","year":"2015","unstructured":"Heo GE, Kang KY, Song M. A flexible text mining system for entity and relation extraction in PubMed. In: Proceedings of DTMBIO'15; 2015."},{"issue":"Suppl 7","key":"194_CR7","doi-asserted-by":"publisher","first-page":"246","DOI":"10.1186\/s12859-016-1100-z","volume":"17","author":"TT Thuy Phan","year":"2016","unstructured":"Thuy Phan TT, Ohkawa T. Protein-protein interaction extraction with feature selection by evaluating contribution levels of groups consisting of related features. BMC Bioinformatics. 2016;17(Suppl 7):246.","journal-title":"BMC Bioinformatics"},{"issue":"Suppl 16","key":"194_CR8","doi-asserted-by":"publisher","first-page":"S1","DOI":"10.1186\/1471-2105-16-S16-S1","volume":"16","author":"S \u017ditnik","year":"2015","unstructured":"\u017ditnik S, \u017ditnik M, Zupan B, Bajec M. Sieve-based relation extraction of gene regulatory networks from biological literature. BMC Bioinformatics. 2015;16(Suppl 16):S1.","journal-title":"BMC Bioinformatics"},{"key":"194_CR9","doi-asserted-by":"publisher","first-page":"107","DOI":"10.1186\/1471-2105-11-107","volume":"11","author":"S Kim","year":"2010","unstructured":"Kim S, Yoon J, Yang J, Park S. Walk-weighted subsequence kernels for protein-protein interaction extraction. BMC Bioinformatics. 2010;11:107.","journal-title":"BMC Bioinformatics"},{"key":"194_CR10","volume-title":"Proceedings of SWAT4LS-2011","author":"V Nebot","year":"2011","unstructured":"Nebot V, Berlanga R. Semantics-aware open information extraction in the biomedical domain. In: Proceedings of SWAT4LS-2011; 2011."},{"key":"194_CR11","doi-asserted-by":"publisher","first-page":"234","DOI":"10.1186\/1471-2105-14-234","volume":"14","author":"L Zhang","year":"2013","unstructured":"Zhang L, Berleant D, Ding J, Wurtele ES. Automatic extraction of biomolecular interactions: an empirical approach. BMC Bioinformatics. 2013;14:234.","journal-title":"BMC Bioinformatics"},{"issue":"Suppl 2","key":"194_CR12","doi-asserted-by":"publisher","first-page":"S7","DOI":"10.1186\/1471-2105-11-S2-S7","volume":"11","author":"Y Li","year":"2010","unstructured":"Li Y, Hu X, Lin H, Yang Z. Learning an enriched representation from unlabeled data for protein-protein interaction extraction. BMC Bioinformatics. 2010;11(Suppl 2):S7.","journal-title":"BMC Bioinformatics"},{"issue":"Web Server issu","key":"194_CR13","doi-asserted-by":"publisher","first-page":"W510","DOI":"10.1093\/nar\/gkt531","volume":"41","author":"J Kim","year":"2013","unstructured":"Kim J, So S, Lee HJ, Park JC, Kim JJ, Lee H. DigSee: disease gene search engine with evidence sentences (version cancer). Nucleic Acids Res. 2013;41(Web Server issue):W510\u20137. \n                    https:\/\/doi.org\/10.1093\/nar\/gkt531\n                    \n                  .","journal-title":"Nucleic Acids Res"},{"key":"194_CR14","volume-title":"Proceedings of DTMBIO\u201912","author":"J Lee","year":"2012","unstructured":"Lee J, Kim S, Lee S, Lee K, Kang J. High precision rule based PPI extraction and per-pair basis performance evaluation. In: Proceedings of DTMBIO\u201912; 2012."},{"key":"194_CR15","volume-title":"Proceedings of BCB \u201813","author":"M Torii","year":"2013","unstructured":"Torii M, Arighi CN, Wang Q, Wu CH, Vijay-Shanker K. Text Mining of Protein Phosphorylation Information Using a generalizable rule-based approach. In: Proceedings of BCB \u201813; 2013."},{"key":"194_CR16","volume-title":"Proceedings of DTMBIO\u201910","author":"I Segura-Bedmar","year":"2010","unstructured":"Segura-Bedmar I, Mart\u00ednez P, de Pablo-S\u00e1nchez C. Combining syntactic information and domain-specific lexical patterns to extract drug-drug interactions from biomedical texts. In: Proceedings of DTMBIO\u201910; 2010."},{"key":"194_CR17","doi-asserted-by":"publisher","first-page":"138","DOI":"10.1186\/s12859-015-0564-6","volume":"16","author":"G Tsatsaronis","year":"2015","unstructured":"Tsatsaronis G, Balikas G, Malakasiotis P, Partalas I, Zschunke M, Alvers MR, et al. An overview of the BIOASQ large-scale biomedical semantic indexing and question answering competition. BMC Bioinformatics. 2015;16:138.","journal-title":"BMC Bioinformatics"},{"key":"194_CR18","doi-asserted-by":"publisher","first-page":"8","DOI":"10.1186\/s13326-017-0113-5","volume":"8","author":"J Mork","year":"2017","unstructured":"Mork J, Aronson A, Demner-Fushman D. 12 years on - is the NLM medical text indexer still useful and relevant? J Biomed Semantics. 2017;8:8.","journal-title":"J Biomed Semantics"},{"key":"194_CR19","series-title":"Proceedings of INEX","first-page":"2009","volume-title":"Overview of the INEX 2009 entity ranking track","author":"G Demartini","year":"2009","unstructured":"Demartini G, Iofciu T, de Vries AP. Overview of the INEX 2009 entity ranking track, Proceedings of INEX; 2009. p. 2009."},{"key":"194_CR20","volume-title":"Proceedings of the twentieth text REtrieval conference (TREC 2011)","author":"K Balog","year":"2011","unstructured":"Balog K, Serdyukov P. Overview of the TREC 2011 entity track. In: Proceedings of the twentieth text REtrieval conference (TREC 2011); 2011."},{"key":"194_CR21","series-title":"Proceedings of IEEE\/WIC\/ACM International Conferences on Web Intelligence and Intelligent Agent Technology","doi-asserted-by":"publisher","DOI":"10.1109\/WI-IAT.2011.60","volume-title":"Bipartite graph based entity ranking for related entity finding","author":"L Cao","year":"2011","unstructured":"Cao L, Guo J, Cheng X. Bipartite graph based entity ranking for related entity finding. Proceedings of IEEE\/WIC\/ACM International Conferences on Web Intelligence and Intelligent Agent Technology, 2011."},{"key":"194_CR22","volume-title":"Proceedings of CIKM\u201910","author":"G Demartini","year":"2010","unstructured":"Demartini G, Missen MMS, Blanco R, Zaragoza HTAER. Time-aware entity retrieval-exploiting the past to find relevant entities in news articles. In: Proceedings of CIKM\u201910; 2010."},{"key":"194_CR23","volume-title":"Proceedings of SIGIR\u201910","author":"R Blanco","year":"2010","unstructured":"Blanco R, Zaragoza H. Finding support sentences for entities. In: Proceedings of SIGIR\u201910; 2010."},{"key":"194_CR24","doi-asserted-by":"publisher","first-page":"123","DOI":"10.1145\/2872518.2889348","volume-title":"Proceedings of the 25th international conference companion on world wide web","author":"C Wang","year":"2016","unstructured":"Wang C, Zhang R, He X, Zhou A. NERank: Ranking named entities in document collections. In: Proceedings of the 25th international conference companion on world wide web; 2016. p. 123\u20134."},{"key":"194_CR25","unstructured":"Aronson AR. The MMI Ranking Function. Available in the website: \n                    https:\/\/ii.nlm.nih.gov\/MTI\/Details\/mmi.shtml\n                    \n                  , 1997. Accessed 27 Dec 2018."},{"key":"194_CR26","doi-asserted-by":"publisher","first-page":"326","DOI":"10.1186\/1471-2105-10-326","volume":"10","author":"TC Wiegers","year":"2009","unstructured":"Wiegers TC, Davis AP, Cohen KB, Hirschman L, Mattingly CJ. Text mining and manual curation of chemical-gene-disease networks for the comparative Toxicogenomics database (CTD). BMC Bioinformatics. 2009;10:326.","journal-title":"BMC Bioinformatics"},{"issue":"Suppl 8","key":"194_CR27","doi-asserted-by":"publisher","first-page":"S4","DOI":"10.1186\/1471-2105-12-S8-S4","volume":"12","author":"CN Arighi","year":"2011","unstructured":"Arighi CN, Roberts PM, Agarwal S, Bhattacharya S, Cesareni G, Chatr-aryamontri A, et al. BioCreative III interactive task: an overview. BMC Bioinformatics. 2011;12(Suppl 8):S4.","journal-title":"BMC Bioinformatics"},{"key":"194_CR28","doi-asserted-by":"crossref","unstructured":"Shah PK, Perez-Iratxeta C, Bork P, Andrade MA. Information extraction from full text scientific articles: where are the keywords? BMC Bioinformatics. 2003;4(20).","DOI":"10.1186\/1471-2105-4-20"},{"issue":"01","key":"194_CR29","doi-asserted-by":"publisher","first-page":"157","DOI":"10.1142\/S0218213004001466","volume":"13","author":"Y Matsuo","year":"2004","unstructured":"Matsuo Y, Ishizuka M. Keyword extraction from a single document using word co-occurrence statistical information. Int J Artif Intell Tools. 2004;13(01):157\u201369.","journal-title":"Int J Artif Intell Tools"},{"key":"194_CR30","series-title":"Proceedings of ICIA-16","doi-asserted-by":"publisher","DOI":"10.1145\/2980258.2980442","volume-title":"Automatic keyword extraction for text summarization in e-newspapers","author":"JR Thomas","year":"2016","unstructured":"Thomas JR, Bharti SK, Babu KS. Automatic keyword extraction for text summarization in e-newspapers. Proceedings of ICIA-16, 2016."},{"key":"194_CR31","doi-asserted-by":"publisher","first-page":"30","DOI":"10.1145\/2837060.2837063","volume-title":"Proceedings of the 2015 international conference on big data applications and services","author":"K Kwon","year":"2015","unstructured":"Kwon K, Choi CH, Lee J, Jeong J. Cho WS. A graph based representative keywords extraction model from news articles. In: Proceedings of the 2015 international conference on big data applications and services; 2015. p. 30\u20136."},{"key":"194_CR32","volume-title":"Proceedings of the conference on empirical methods in natural language processing","author":"R Mihalcea","year":"2004","unstructured":"Mihalcea R, TextRank TP. Bringing order into texts. In: Proceedings of the conference on empirical methods in natural language processing; 2004."},{"key":"194_CR33","first-page":"253","volume-title":"Okapi at TREC-7: automatic ad hoc, filtering, VLC and interactive","author":"SE Robertson","year":"1998","unstructured":"Robertson SE, Walker S, Beaulieu M. Okapi at TREC-7: automatic ad hoc, filtering, VLC and interactive. Gaithersburg: Proceedings of the 7th text REtrieval conference (TREC 7); 1998. p. 253\u201364."},{"issue":"3","key":"194_CR34","doi-asserted-by":"publisher","first-page":"e18029","DOI":"10.1371\/journal.pone.0018029","volume":"6","author":"KW Boyack","year":"2011","unstructured":"Boyack KW, Newman D, Duhon RJ, Klavans R, Patek M, Biberstine JR, et al. Clustering more than two million biomedical publications: comparing the accuracies of nine text-based similarity approaches. PLoS One. 2011;6(3):e18029.","journal-title":"PLoS One"},{"key":"194_CR35","first-page":"251","volume-title":"Learning in a pairwise term-term proximity framework for information retrieval","author":"R Cummins","year":"2009","unstructured":"Cummins R, O\u2019riordan C. Learning in a pairwise term-term proximity framework for information retrieval. Boston: Proceedings of the 32nd annual international ACM SIGIR conference on research and development in information retrieval; 2009. p. 251\u20138."},{"issue":"12","key":"194_CR36","doi-asserted-by":"publisher","first-page":"2479","DOI":"10.1002\/asi.21626","volume":"62","author":"RL Liu","year":"2011","unstructured":"Liu RL, Huang YC. Ranker enhancement for proximity-based ranking of biomedical texts. J Am Soc Inf Sci Technol. 2011;62(12):2479\u201395.","journal-title":"J Am Soc Inf Sci Technol"},{"key":"194_CR37","doi-asserted-by":"publisher","first-page":"418","DOI":"10.1186\/1471-2105-11-418","volume":"11","author":"CO Tudor","year":"2010","unstructured":"Tudor CO, Schmidt CJ, Vijay-Shanker K. eGIFT: mining gene information from the literature. BMC Bioinformatics. 2010;11:418.","journal-title":"BMC Bioinformatics"},{"key":"194_CR38","unstructured":"PubMed. Algorithm for finding best matching citations in PubMed. Available: \n                    https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK3827\/#pubmedhelp.Algorithm_for_finding_best_ma\n                    \n                  . Accessed 27 Dec 2018."},{"key":"194_CR39","doi-asserted-by":"publisher","first-page":"286","DOI":"10.1186\/1471-2105-15-286","volume":"15","author":"RL Liu","year":"2014","unstructured":"Liu RL, Shih CC. Identification of highly related references about gene-disease associations. BMC Bioinformatics. 2014;15:286.","journal-title":"BMC Bioinformatics"},{"issue":"3","key":"194_CR40","first-page":"5","volume":"7","author":"RL Liu","year":"2017","unstructured":"Liu RL. Retrieval of scholarly articles with similar Core contents. Int J Knowledge Content Dev Technol. 2017;7(3):5\u201327.","journal-title":"Int J Knowledge Content Dev Technol"},{"key":"194_CR41","doi-asserted-by":"publisher","first-page":"171","DOI":"10.1186\/1471-2105-14-171","volume":"14","author":"AJ Jimeno-Yepes","year":"2013","unstructured":"Jimeno-Yepes AJ, Sticco JC, Mork JG, Aronson AR. GeneRIF indexing: sentence selection based on machine learning. BMC Bioinformatics. 2013;14:171.","journal-title":"BMC Bioinformatics"},{"issue":"Suppl 2","key":"194_CR42","doi-asserted-by":"publisher","first-page":"S5","DOI":"10.1186\/1471-2105-12-S2-S5","volume":"12","author":"S Kim","year":"2011","unstructured":"Kim S, Martinez D, Cavedon L, Yencken L. Automatic classification of sentences to support evidence based medicine. BMC Bioinformatics. 2011;12(Suppl 2):S5.","journal-title":"BMC Bioinformatics"},{"key":"194_CR43","first-page":"133","volume-title":"Optimizing search engines using Clickthrough data","author":"T Joachims","year":"2002","unstructured":"Joachims T. Optimizing search engines using Clickthrough data. Edmonton: Proceedings of ACM SIGKDD; 2002. p. 133\u201342."},{"key":"194_CR44","first-page":"267","volume-title":"Proceedings of the 31rd annual international ACM SIGIR conference on research and development in information retrieval, Singapore","author":"A Veloso","year":"2008","unstructured":"Veloso A, Almeida HM, Goncalves M, Meira W Jr. Learning to rank at query-time using association rules. In: Proceedings of the 31rd annual international ACM SIGIR conference on research and development in information retrieval, Singapore; 2008. p. 267\u201374."},{"key":"194_CR45","volume-title":"SVMrank: Support Vector Machine for Ranking","author":"T Joachims","year":"2009","unstructured":"Joachims T. SVMrank: Support Vector Machine for Ranking. Avialable at \n                    http:\/\/www.cs.cornell.edu\/people\/tj\/svm_light\/svm_rank.html\n                    \n                  , 2009."},{"key":"194_CR46","unstructured":"Comparative Toxicogenomics Database. Help: Genes. Available: \n                    http:\/\/ctdbase.org\/help\/geneDetailHelp.jsp\n                    \n                  . Accessed 27 Dec 2018."},{"key":"194_CR47","unstructured":"Comparative Toxicogenomics Database. Help: Diseases. Available: \n                    http:\/\/ctdbase.org\/help\/diseaseDetailHelp.jsp\n                    \n                  . Accessed 27 Dec 2018."},{"key":"194_CR48","unstructured":"Comparative Toxicogenomics Database Help: Chemicals. Available: \n                    http:\/\/ctdbase.org\/help\/chemDetailHelp.jsp\n                    \n                   (accessed, May 2017)."},{"issue":"13","key":"194_CR49","doi-asserted-by":"publisher","first-page":"i277","DOI":"10.1093\/bioinformatics\/btn182","volume":"24","author":"A \u00d6zg\u00fcr","year":"2008","unstructured":"\u00d6zg\u00fcr A, Vu T, Erkan G, Radev DR. Identifying gene-disease associations using centrality on a literature mined gene-interaction network. Bioinformatics. 2008;24(13):i277\u201385.","journal-title":"Bioinformatics"},{"key":"194_CR50","first-page":"28","volume":"12","author":"G Gonzalez","year":"2007","unstructured":"Gonzalez G, Uribe JC, Tari L, Brophy C, Baral C. Mining gene-disease relationships from biomedical literature: weighting protein-protein interactions and connectivity measures. Proc Pac Symp Biocomput. 2007;12:28\u201339.","journal-title":"Proc Pac Symp Biocomput"},{"key":"194_CR51","unstructured":"Genetic Home Reference. How We Choose What Content to Include. Available: \n                    https:\/\/ghr.nlm.nih.gov\/about\/choosing-content\n                    \n                   (accessed, Sept 2017)."},{"issue":"Suppl 1","key":"194_CR52","doi-asserted-by":"publisher","first-page":"S1","DOI":"10.1186\/1758-2946-7-S1-S1","volume":"7","author":"M Krallinger","year":"2015","unstructured":"Krallinger M, Leitner F, Rabal O, Vazquez M, Oyarzabal J, Valencia A. CHEMDNER: the drugs and chemical names extraction challenge. J Cheminformatics. 2015;7(Suppl 1):S1.","journal-title":"J Cheminformatics"},{"key":"194_CR53","doi-asserted-by":"publisher","first-page":"54","DOI":"10.1186\/1471-2105-14-54","volume":"14","author":"D Campos","year":"2013","unstructured":"Campos D, Matos S, Oliveira JL. Gimli: open source and high-performance biomedical name recognition. BMC Bioinformatics. 2013;14:54.","journal-title":"BMC Bioinformatics"},{"key":"194_CR54","first-page":"17","volume-title":"Proceedings of AMIA symposium","author":"AR Aronson","year":"2001","unstructured":"Aronson AR. Effective mapping of biomedical text to the UMLS Metathesaurus: the MetaMap program. In: Proceedings of AMIA symposium; 2001. p. 17\u201321."},{"issue":"Suppl 8","key":"194_CR55","doi-asserted-by":"publisher","first-page":"S2","DOI":"10.1186\/1471-2105-12-S8-S2","volume":"12","author":"Z Lu","year":"2011","unstructured":"Lu Z, Kao HY, Wei CH, Huang M, Liu J, Kuo CJ, et al. The gene normalization task in BioCreative III. BMC Bioinformatics. 2011;12(Suppl 8):S2.","journal-title":"BMC Bioinformatics"},{"key":"194_CR56","doi-asserted-by":"publisher","first-page":"440","DOI":"10.1186\/1471-2105-7-440","volume":"7","author":"WW Cohen","year":"2006","unstructured":"Cohen WW, Minkov E. A graph-search framework for associating gene identifiers with documents. BMC Bioinformatics. 2006;7:440.","journal-title":"BMC Bioinformatics"}],"container-title":["Journal of Biomedical Semantics"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1186\/s13326-018-0194-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1186\/s13326-018-0194-9\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1186\/s13326-018-0194-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,1,6]],"date-time":"2020-01-06T19:25:33Z","timestamp":1578338733000},"score":1,"resource":{"primary":{"URL":"https:\/\/jbiomedsem.biomedcentral.com\/articles\/10.1186\/s13326-018-0194-9"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,1,7]]},"references-count":56,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2019,12]]}},"alternative-id":["194"],"URL":"https:\/\/doi.org\/10.1186\/s13326-018-0194-9","relation":{},"ISSN":["2041-1480"],"issn-type":[{"type":"electronic","value":"2041-1480"}],"subject":[],"published":{"date-parts":[[2019,1,7]]},"assertion":[{"value":"17 August 2018","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 December 2018","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"7 January 2019","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"Not applicable.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Not applicable.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare that they have no competing interests.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}},{"value":"Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Publisher\u2019s Note"}}],"article-number":"1"}}