{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,23]],"date-time":"2026-06-23T15:49:01Z","timestamp":1782229741534,"version":"3.54.5"},"reference-count":28,"publisher":"Elsevier BV","issue":"2","license":[{"start":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:00:00Z","timestamp":1777593600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:00:00Z","timestamp":1777593600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T00:00:00Z","timestamp":1769472000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Zeitschrift f\u00fcr Medizinische Physik"],"published-print":{"date-parts":[[2026,5]]},"DOI":"10.1016\/j.zemedi.2026.01.006","type":"journal-article","created":{"date-parts":[[2026,2,5]],"date-time":"2026-02-05T12:44:42Z","timestamp":1770295482000},"page":"189-196","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["The coordinate systems in the Hess screen test and the Harms tangent screen test for ocular motility analysis of strabismus: their metrics and relationship"],"prefix":"10.1016","volume":"36","author":[{"given":"Theo","family":"Oltrup","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3117-4981","authenticated-orcid":false,"given":"Marvin","family":"Bende","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Bende","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5179-2536","authenticated-orcid":false,"given":"Martin A","family":"Leitritz","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Karl Ulrich","family":"Bartz-Schmidt","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.zemedi.2026.01.006_b0005","series-title":"Binocular Vision and Ocular Motility: Theory and Management of Strabismus","author":"Von Noorden","year":"2002"},{"key":"10.1016\/j.zemedi.2026.01.006_b0010","doi-asserted-by":"crossref","unstructured":"Grehn F. Augenheilkunde: Springer Berlin Heidelberg; 2013.","DOI":"10.1007\/978-3-642-11333-8"},{"key":"10.1016\/j.zemedi.2026.01.006_b0015","doi-asserted-by":"crossref","first-page":"166","DOI":"10.3368\/aoj.56.1.166","article-title":"The hess screen test","volume":"56","author":"Roper-Hall","year":"2006","journal-title":"Am Orthoptic J"},{"issue":"1","key":"10.1016\/j.zemedi.2026.01.006_b0020","doi-asserted-by":"crossref","first-page":"175","DOI":"10.3368\/aoj.56.1.175","article-title":"The harms tangent screen test","volume":"56","author":"Tyedmers","year":"2006","journal-title":"Am Orthoptic J"},{"key":"10.1016\/j.zemedi.2026.01.006_b0025","first-page":"233","article-title":"Eine neue Untersuchungsmethode bei Doppelbildern","volume":"62","author":"Hess","year":"1908","journal-title":"Archiv f\u00fcr Augenheilkunde"},{"issue":"4","key":"10.1016\/j.zemedi.2026.01.006_b0030","first-page":"201","article-title":"Ein einfaches messendes Verfahren zur Motilit\u00e4tspr\u00fcfung der Augen","volume":"35","author":"Hess","year":"1916","journal-title":"Zeitschrift f\u00fcr Augenheilkunde"},{"issue":"1","key":"10.1016\/j.zemedi.2026.01.006_b0035","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1007\/BF01854361","article-title":"\u00dcber die Untersuchung von Augenmuskell\u00e4hmungen","volume":"144","author":"Harms","year":"1941","journal-title":"Albrecht von Graefes Archiv f\u00fcr Ophthalmologie"},{"issue":"2","key":"10.1016\/j.zemedi.2026.01.006_b0040","doi-asserted-by":"crossref","first-page":"126","DOI":"10.1007\/BF00692810","article-title":"\u00dcber Ungenauigkeiten der Schielwinkelmessung bei einigen Verfahren der subjektiven Motilit\u00e4tspr\u00fcfung","volume":"165","author":"Gernet","year":"1962","journal-title":"Albrecht von Graefes Archiv f\u00fcr Ophthalmologie"},{"key":"10.1016\/j.zemedi.2026.01.006_b0045","first-page":"273","volume":"4","author":"Hirschberg","year":"1874","journal-title":"Archiv f\u00fcr Augen- und Ohrenheilkunde"},{"key":"10.1016\/j.zemedi.2026.01.006_b0050","first-page":"161","article-title":"\u00dcber die genaue Messung und Darstellung von Bewegungsst\u00f6rungen der Augen","volume":"78","author":"Sattler","year":"1927","journal-title":"Klinische Monatsblatter fur Augenheilkunde"},{"key":"10.1016\/j.zemedi.2026.01.006_b0055","doi-asserted-by":"crossref","unstructured":"Mehringer W, Wirth M, Risch F, Roth D, Michelson G, Eskofier B, editors. Hess screen revised: how eye tracking and virtual reality change strabismus assessment. 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC); 2021: IEEE.","DOI":"10.1109\/EMBC46164.2021.9631002"},{"issue":"2","key":"10.1016\/j.zemedi.2026.01.006_b0060","doi-asserted-by":"crossref","first-page":"182","DOI":"10.1016\/j.zemedi.2022.07.001","article-title":"A new digitised screen test for strabismus measurement","volume":"33","author":"Oltrup","year":"2023","journal-title":"Zeitschrift f\u00fcr Medizinische Physik"},{"key":"10.1016\/j.zemedi.2026.01.006_b0065","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1080\/09273972.2020.1871382","article-title":"Divergence bias in Hess compared to Harms screen strabismus testing","volume":"29","author":"Dysli","year":"2021","journal-title":"Strabismus"},{"key":"10.1016\/j.zemedi.2026.01.006_b0070","doi-asserted-by":"crossref","DOI":"10.16910\/jemr.13.6.4","article-title":"Objective measurement of nine gaze-directions using an eye-tracking device","volume":"13","author":"Iwata","year":"2020","journal-title":"J Eye Movement Res"},{"issue":"2","key":"10.1016\/j.zemedi.2026.01.006_b0075","doi-asserted-by":"crossref","first-page":"79","DOI":"10.4103\/kjo.kjo_84_17","article-title":"Prisms in clinical practice","volume":"29","author":"Antony","year":"2017","journal-title":"Kerala J Ophthalmol"},{"key":"10.1016\/j.zemedi.2026.01.006_b0080","first-page":"69","article-title":"Use of prisms in ophthalmology: a review. Part 2. Use of prisms in heterophoria, nystagmus, and visual nervous system disorders","volume":"4","author":"Serdiuchenko","year":"2020","journal-title":"J Ophthalmol (Ukraine)"},{"issue":"7","key":"10.1016\/j.zemedi.2026.01.006_b0085","doi-asserted-by":"crossref","first-page":"1255","DOI":"10.1001\/archopht.1977.04450070153015","article-title":"An improved method of fitting resultant prism in treatment of two-axis strabismus","volume":"95","author":"Reinecke","year":"1977","journal-title":"Arch Ophthalmol"},{"issue":"1","key":"10.1016\/j.zemedi.2026.01.006_b0090","doi-asserted-by":"crossref","first-page":"27","DOI":"10.3109\/09273979509066097","article-title":"Original papers: a combination horizontal\/vertical prism bar A precisely calibrated tool for use in front of one eye","volume":"3","author":"Flueler","year":"1995","journal-title":"Strabismus"},{"key":"10.1016\/j.zemedi.2026.01.006_b0095","doi-asserted-by":"crossref","unstructured":"Gauss CF. Allgemeine Fl\u00e4chentheorie. In: Gauss CF, Riemann B, Minkowski H, B\u00f6hm J, Reichardt H, editors. Gau\u00dfsche Fl\u00e4chentheorie, Riemannsche R\u00e4ume und Minkowski-Welt. Vienna: Springer Vienna; 1984. p. 15-66. doi: 10.1007\/978-3-7091-3071-1_2.","DOI":"10.1007\/978-3-7091-3071-1_2"},{"key":"10.1016\/j.zemedi.2026.01.006_b0100","article-title":"Einf\u00fchrung in die Theorie der Fl\u00e4chen","author":"Scheffers","year":"2021","journal-title":"De Gruyter"},{"key":"10.1016\/j.zemedi.2026.01.006_b0105","doi-asserted-by":"crossref","unstructured":"Vermeer M, Rasila A. Map of the world - an introduction to mathematical geodesy. 2019. p. 181-99. doi: 10.1201\/9780429265990.","DOI":"10.1201\/9780429265990-13"},{"key":"10.1016\/j.zemedi.2026.01.006_b0110","article-title":"Geometric Methods and Applications: For Computer Science and Engineering: Springer","author":"Gallier","year":"2012","journal-title":"New York"},{"key":"10.1016\/j.zemedi.2026.01.006_b0115","series-title":"Practical Conic Sections: The Geometric Properties of Ellipses","author":"Downs","year":"2003"},{"issue":"6","key":"10.1016\/j.zemedi.2026.01.006_b0120","doi-asserted-by":"crossref","first-page":"297","DOI":"10.1097\/00006324-195406000-00006","article-title":"The dependence of cyclophoria on convergence, elevation and the system of axes","volume":"31","author":"Allen","year":"1954","journal-title":"Am J Optom Arch Am Acad Optom"},{"key":"10.1016\/j.zemedi.2026.01.006_b0125","first-page":"153","article-title":"Ueber die normalen Bewegungen des menschlichen Auges","volume":"9","author":"von Helmholtz","year":"1863","journal-title":"Archiv f\u00fcr Ophthalmologie"},{"key":"10.1016\/j.zemedi.2026.01.006_b0130","unstructured":"von Helmholtz H. Handbuch der physiologischen Optik: Leopold Voss; 1867."},{"key":"10.1016\/j.zemedi.2026.01.006_b0135","first-page":"101","article-title":"Die Bewegungen des menschlichen Augapfels","volume":"4","author":"Fick","year":"1854","journal-title":"Zeitschrift f\u00fcr rationelle Medicin"},{"issue":"12","key":"10.1016\/j.zemedi.2026.01.006_b0140","doi-asserted-by":"crossref","first-page":"1727","DOI":"10.1016\/0042-6989(94)00257-M","article-title":"Mathematics of three-dimensional eye rotations","volume":"35","author":"Haslwanter","year":"1995","journal-title":"Vision Res"}],"container-title":["Zeitschrift f\u00fcr Medizinische Physik"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0939388926000061?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0939388926000061?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,6,23]],"date-time":"2026-06-23T15:25:56Z","timestamp":1782228356000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0939388926000061"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,5]]},"references-count":28,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2026,5]]}},"alternative-id":["S0939388926000061"],"URL":"https:\/\/doi.org\/10.1016\/j.zemedi.2026.01.006","relation":{},"ISSN":["0939-3889"],"issn-type":[{"value":"0939-3889","type":"print"}],"subject":[],"published":{"date-parts":[[2026,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"The coordinate systems in the Hess screen test and the Harms tangent screen test for ocular motility analysis of strabismus: their metrics and relationship","name":"articletitle","label":"Article Title"},{"value":"Zeitschrift f\u00fcr Medizinische Physik","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.zemedi.2026.01.006","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 The Author(s). Published by Elsevier GmbH on behalf of DGMP, \u00d6GMP and SSRMP.","name":"copyright","label":"Copyright"}]}}