{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,29]],"date-time":"2026-10-29T22:42:53Z","timestamp":1793313773385,"version":"4.5.0"},"reference-count":8,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2021,6,29]],"date-time":"2021-06-29T00:00:00Z","timestamp":1624924800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2021,6,29]],"date-time":"2021-06-29T00:00:00Z","timestamp":1624924800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Eur J Pediatr"],"published-print":{"date-parts":[[2022,1]]},"DOI":"10.1007\/s00431-021-04178-w","type":"journal-article","created":{"date-parts":[[2021,6,29]],"date-time":"2021-06-29T01:02:43Z","timestamp":1624928563000},"page":"403-406","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":11,"title":["Repeatability of PDA diameter measurements on echocardiography"],"prefix":"10.1007","volume":"181","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2111-1629","authenticated-orcid":false,"given":"Kunal","family":"Babla","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Donovan","family":"Duffy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ramona","family":"Dumitru","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Justin","family":"Richards","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anay","family":"Kulkarni","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2021,6,29]]},"reference":[{"issue":"5","key":"4178_CR1","doi-asserted-by":"publisher","first-page":"1020","DOI":"10.1542\/peds.2009-3506","volume":"125","author":"SE Hamrick","year":"2010","unstructured":"Hamrick SE, Hansmann G (2010) Patent ductus arteriosus of the preterm infant. Pediatrics 125(5):1020\u20131030","journal-title":"Pediatrics"},{"key":"4178_CR2","doi-asserted-by":"crossref","unstructured":"Laere D Van, Overmeire B Van, Gupta S, Khuffash E, Savoia M, Mcnamara PJ (2018) Application of NPE in the assessment of a patent ductus arteriosus","DOI":"10.1007\/978-3-319-29489-6_219"},{"key":"4178_CR3","doi-asserted-by":"crossref","unstructured":"Kluckow M, Evans N (1995) Early echocardiographic prediction of symptomatic patent ductus arteriosus in preterm infants undergoing mechanical ventilation. J Pediatr","DOI":"10.1016\/S0022-3476(95)70172-9"},{"key":"4178_CR4","doi-asserted-by":"crossref","unstructured":"Hundscheid T, Onland W, van Overmeire B, Dijk P, van Kaam AHLC, Dijkman KP et al (2018) Early treatment versus expectative management of patent ductus arteriosus in preterm infants: a multicentre, randomised, non-inferiority trial in Europe (BeNeDuctus trial). BMC Pediatr. BMC Pediatrics\u00a018(1):1\u201314","DOI":"10.1186\/s12887-018-1215-7"},{"key":"4178_CR5","unstructured":"US National Library of Medicine National Institutes of Health. Management of the PDA Trial (PDA) [Internet] (2020) [cited 2020 Nov 3]. Available from: https:\/\/clinicaltrials.gov\/ct2\/show\/NCT03456336"},{"key":"4178_CR6","doi-asserted-by":"publisher","unstructured":"Schwarz CE, Preusche A, Baden W, Poets CF, Franz AR (2016) Repeatability of echocardiographic parameters to evaluate the hemodynamic relevance of patent ductus arteriosus in preterm infants\u202f: a prospective observational study. BMC Pediatr [Internet]. BMC Pediatrics\u00a016(18):1\u20135. Available from:\u00a0https:\/\/doi.org\/10.1186\/s12887-016-0552-7","DOI":"10.1186\/s12887-016-0552-7"},{"issue":"3","key":"4178_CR7","doi-asserted-by":"publisher","first-page":"F156","DOI":"10.1136\/fn.72.3.F156","volume":"72","author":"N Evans","year":"1995","unstructured":"Evans N, Iyer P (1995) Longitudinal changes in the diameter of the ductus arteriosus in ventilated preterm infants: correlation with respiratory outcomes. Arch Dis Child Fetal Neonatal Ed 72(3):F156\u2013F161","journal-title":"Arch Dis Child Fetal Neonatal Ed"},{"key":"4178_CR8","doi-asserted-by":"crossref","unstructured":"Bland JM, Altman DG (1986) Statistical methods for assessing agreement between two methods of clinical measurement. Lancet\u00a0307\u201310","DOI":"10.1016\/S0140-6736(86)90837-8"}],"container-title":["European Journal of Pediatrics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00431-021-04178-w.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00431-021-04178-w\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00431-021-04178-w.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,15]],"date-time":"2022-01-15T02:10:53Z","timestamp":1642212653000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00431-021-04178-w"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,6,29]]},"references-count":8,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2022,1]]}},"alternative-id":["4178"],"URL":"https:\/\/doi.org\/10.1007\/s00431-021-04178-w","relation":{},"ISSN":["0340-6199","1432-1076"],"issn-type":[{"value":"0340-6199","type":"print"},{"value":"1432-1076","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021,6,29]]},"assertion":[{"value":"24 March 2021","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"18 June 2021","order":2,"name":"revised","label":"Revised","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"22 June 2021","order":3,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"29 June 2021","order":4,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Registered locally as a retrospective audit\/practice evaluation study.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval"}},{"value":"The authors declare no competing interests.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}}]}}