{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,4]],"date-time":"2026-03-04T23:10:45Z","timestamp":1772665845780,"version":"3.50.1"},"reference-count":39,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[2021,10,18]],"date-time":"2021-10-18T00:00:00Z","timestamp":1634515200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2021,10,18]],"date-time":"2021-10-18T00:00:00Z","timestamp":1634515200000},"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":["Graefes Arch Clin Exp Ophthalmol"],"published-print":{"date-parts":[[2022,3]]},"DOI":"10.1007\/s00417-021-05446-z","type":"journal-article","created":{"date-parts":[[2021,10,25]],"date-time":"2021-10-25T14:14:10Z","timestamp":1635171250000},"page":"827-837","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Zone-wise examination of optical coherence tomography features and their correspondence to multifocal electroretinography in eyes with nonproliferative diabetic retinopathy"],"prefix":"10.1007","volume":"260","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6890-5274","authenticated-orcid":false,"given":"Sangeetha","family":"Srinivasan","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sobha","family":"Sivaprasad","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Girija","family":"Munusamy","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ramachandran","family":"Rajalakshmi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ranjit Mohan","family":"Anjana","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rayaz A.","family":"Malik","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vaitheeswaran","family":"Kulothungan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rajiv","family":"Raman","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Muna","family":"Bhende","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2021,10,18]]},"reference":[{"key":"5446_CR1","doi-asserted-by":"publisher","first-page":"783","DOI":"10.1172\/JCI2425","volume":"102","author":"AJ Barber","year":"1998","unstructured":"Barber AJ, Lieth E, Khin SA, Antonetti DA, Buchanan AG, Gardner TW (1998) Neural apoptosis in the retina during experimental and human diabetes. Early onset and effect of insulin. J Clin Invest 102:783\u2013791. https:\/\/doi.org\/10.1172\/JCI2425","journal-title":"J Clin Invest"},{"key":"5446_CR2","first-page":"886","volume":"37","author":"SE Bursell","year":"1996","unstructured":"Bursell SE, Clermont AC, Kinsley BT, Simonson DC, Aiello LM, Wolpert HA (1996) Retinal blood flow changes in patients with insulin-dependent diabetes mellitus and no diabetic retinopathy. Invest Ophthalmol Vis Sci 37:886\u2013897","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR3","doi-asserted-by":"publisher","first-page":"492","DOI":"10.1136\/bjo.66.8.492","volume":"66","author":"IM Ghafour","year":"1982","unstructured":"Ghafour IM, Foulds WS, Allan D, McClure E (1982) Contrast sensitivity in diabetic subjects with and without retinopathy. Br J Ophthalmol 66:492\u2013495. https:\/\/doi.org\/10.1136\/bjo.66.8.492","journal-title":"Br J Ophthalmol"},{"key":"5446_CR4","doi-asserted-by":"publisher","first-page":"1401","DOI":"10.1007\/s00417-019-04321-2","volume":"257","author":"C-C Hsiao","year":"2019","unstructured":"Hsiao C-C, Hsu H-M, Yang C-M, Yang C-H (2019) Correlation of retinal vascular perfusion density with dark adaptation in diabetic retinopathy. Graefes Arch Clin Exp Ophthalmol Albrecht Von Graefes Arch Klin Exp Ophthalmol 257:1401\u20131410. https:\/\/doi.org\/10.1007\/s00417-019-04321-2","journal-title":"Graefes Arch Clin Exp Ophthalmol Albrecht Von Graefes Arch Klin Exp Ophthalmol"},{"key":"5446_CR5","doi-asserted-by":"publisher","first-page":"634","DOI":"10.1364\/JOSAA.13.000634","volume":"13","author":"MA Bearse","year":"1996","unstructured":"Bearse MA, Sutter EE (1996) Imaging localized retinal dysfunction with the multifocal electroretinogram. JOSA A. 13:634\u2013640. https:\/\/doi.org\/10.1364\/JOSAA.13.000634","journal-title":"JOSA A."},{"key":"5446_CR6","doi-asserted-by":"publisher","first-page":"493","DOI":"10.1136\/bjo.84.5.493","volume":"84","author":"O Findl","year":"2000","unstructured":"Findl O, Dallinger S, Rami B, Polak K, Schober E, Wedrich A et al (2000) Ocular haemodynamics and colour contrast sensitivity in patients with type 1 diabetes. Br J Ophthalmol 84:493\u2013498. https:\/\/doi.org\/10.1136\/bjo.84.5.493","journal-title":"Br J Ophthalmol"},{"key":"5446_CR7","doi-asserted-by":"publisher","first-page":"990","DOI":"10.1167\/iovs.18-25499","volume":"60","author":"T Li","year":"2019","unstructured":"Li T, Jia Y, Wang S, Wang A, Gao L, Yang C et al (2019) Retinal microvascular abnormalities in children with type 1 diabetes mellitus without visual impairment or diabetic retinopathy. Invest Ophthalmol Vis Sci 60:990\u2013998. https:\/\/doi.org\/10.1167\/iovs.18-25499","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR8","doi-asserted-by":"publisher","first-page":"151","DOI":"10.1007\/s10633-016-9564-8","volume":"133","author":"H \u00c5kerblom","year":"2016","unstructured":"\u00c5kerblom H, Andreasson S, Holmstr\u00f6m G (2016) Macular function in preterm children at school age. Doc Ophthalmol Adv Ophthalmol 133:151\u2013157. https:\/\/doi.org\/10.1007\/s10633-016-9564-8","journal-title":"Doc Ophthalmol Adv Ophthalmol"},{"key":"5446_CR9","doi-asserted-by":"publisher","first-page":"1241","DOI":"10.1007\/s00417-010-1347-4","volume":"248","author":"K Holm","year":"2010","unstructured":"Holm K, Ponjavic V, L\u00f6vestam-Adrian M (2010) Using multifocal electroretinography hard exudates affect macular function in eyes with diabetic retinopathy. Graefes Arch Clin Exp Ophthalmol 248:1241\u20131247. https:\/\/doi.org\/10.1007\/s00417-010-1347-4","journal-title":"Graefes Arch Clin Exp Ophthalmol"},{"key":"5446_CR10","first-page":"1","volume":"11","author":"JMB Bloodworth","year":"1962","unstructured":"Bloodworth JMB (1962) Diabetic retinopathy. Diabetes 11:1\u201322","journal-title":"Diabetes"},{"key":"5446_CR11","doi-asserted-by":"publisher","first-page":"60","DOI":"10.1016\/j.ophtha.2015.09.013","volume":"123","author":"SM Waldstein","year":"2016","unstructured":"Waldstein SM, Wright J, Warburton J, Margaron P, Simader C, Schmidt-Erfurth U et al (2016) Predictive value of retinal morphology for visual acuity outcomes of different ranibizumab treatment regimens for neovascular AMD. Ophthalmol 123:60\u201369. https:\/\/doi.org\/10.1016\/j.ophtha.2015.09.013","journal-title":"Ophthalmol"},{"key":"5446_CR12","doi-asserted-by":"publisher","first-page":"20","DOI":"10.4103\/ijo.IJO_902_17","volume":"66","author":"M Bhende","year":"2018","unstructured":"Bhende M, Shetty S, Parthasarathy MK, Ramya S (2018) Optical coherence tomography: A guide to interpretation of common macular diseases. Indian J Ophthalmol 66:20\u201335. https:\/\/doi.org\/10.4103\/ijo.IJO_902_17","journal-title":"Indian J Ophthalmol"},{"key":"5446_CR13","doi-asserted-by":"publisher","first-page":"471","DOI":"10.1186\/s12886-020-01740-2","volume":"120","author":"X Li","year":"2020","unstructured":"Li X, Xie J, Zhang L, Cui Y, Zhang G, Wang J, Zhang A, Chen X, Huang T, Meng Q (2020) Differential distribution of manifest lesions in diabetic retinopathy by fundus fluorescein angiography and fundus photography. BMC Ophthalmol 120:471. https:\/\/doi.org\/10.1186\/s12886-020-01740-2","journal-title":"BMC Ophthalmol"},{"key":"5446_CR14","doi-asserted-by":"publisher","first-page":"407","DOI":"10.1007\/s00417-010-1549-9","volume":"249","author":"SP Jensen","year":"2011","unstructured":"Jensen SP, Jeppesen P, Bek T (2011) Differential diameter responses in macular and peripheral retinal arterioles may contribute to the regional distribution of diabetic retinopathy lesions. Graefes Arch Clin Exp Ophthalmol 249:407\u2013412. https:\/\/doi.org\/10.1007\/s00417-010-1549-9","journal-title":"Graefes Arch Clin Exp Ophthalmol"},{"key":"5446_CR15","doi-asserted-by":"publisher","first-page":"759","DOI":"10.1097\/00006982-200212000-00012","volume":"22","author":"W Goebel","year":"2002","unstructured":"Goebel W, Kretzchmar-Gross T (2002) Retinal thickness in diabetic retinopathy: a study using optical coherence tomography (OCT). Retina Phila Pa 22:759\u2013767. https:\/\/doi.org\/10.1097\/00006982-200212000-00012","journal-title":"Retina Phila Pa"},{"key":"5446_CR16","doi-asserted-by":"publisher","first-page":"54","DOI":"10.1136\/bjo.83.1.54","volume":"83","author":"Y Oshima","year":"1999","unstructured":"Oshima Y, Emi K, Yamanishi S, Motokura M (1999) Quantitative assessment of macular thickness in normal subjects and patients with diabetic retinopathy by scanning retinal thickness analyser. Br J Ophthalmol 83:54\u201361. https:\/\/doi.org\/10.1136\/bjo.83.1.54","journal-title":"Br J Ophthalmol"},{"key":"5446_CR17","doi-asserted-by":"publisher","first-page":"482","DOI":"10.1177\/112067210201200606","volume":"12","author":"R Lattanzio","year":"2002","unstructured":"Lattanzio R, Brancato R, Pierro L, Bandello F, Iaccher B, Fiore T et al (2002) Macular thickness measured by optical coherence tomography (OCT) in diabetic patients. Eur J Ophthalmol 12:482\u2013487. https:\/\/doi.org\/10.1177\/112067210201200606","journal-title":"Eur J Ophthalmol"},{"key":"5446_CR18","doi-asserted-by":"publisher","first-page":"102","DOI":"10.1177\/112067210201200205","volume":"12","author":"P Massin","year":"2002","unstructured":"Massin P, Erginay A, Haouchine B, Mehidi AB, Paques M, Gaudric A (2002) Retinal thickness in healthy and diabetic subjects measured using optical coherence tomography mapping software. Eur J Ophthalmol 12:102\u2013108. https:\/\/doi.org\/10.1177\/112067210201200205","journal-title":"Eur J Ophthalmol"},{"key":"5446_CR19","doi-asserted-by":"publisher","unstructured":"Cunha-Vaz J, Ribeiro L, Nunes S, Lobo C. Biomarkers of diabetic retinopathy Review. In 2014. https:\/\/doi.org\/10.1900\/RDS.2015.12.159","DOI":"10.1900\/RDS.2015.12.159"},{"key":"5446_CR20","doi-asserted-by":"publisher","first-page":"1902","DOI":"10.1007\/s00125-018-4692-1","volume":"61","author":"R Sim\u00f3","year":"2018","unstructured":"Sim\u00f3 R, Stitt AW, Gardner TW (2018) Neurodegeneration in diabetic retinopathy: does it really matter? Diabetologia 61:1902\u20131912. https:\/\/doi.org\/10.1007\/s00125-018-4692-1","journal-title":"Diabetologia"},{"key":"5446_CR21","doi-asserted-by":"publisher","first-page":"1450","DOI":"10.1096\/fj.03-1476fje","volume":"18","author":"AM Joussen","year":"2004","unstructured":"Joussen AM, Poulaki V, Le ML, Koizumi K, Esser C, Janicki H, Schraermeyer U, Kociok N, Fauser S, Kirchhof B, Kern TS, Adamis AP (2004) A central role for inflammation in the pathogenesis of diabetic retinopathy. FASEB J 18:1450\u20131452. https:\/\/doi.org\/10.1096\/fj.03-1476fje","journal-title":"FASEB J"},{"key":"5446_CR22","doi-asserted-by":"publisher","unstructured":"Hafner J, Karst S, Schmidt-Erfurth U (2017) Potential imaging biomarkers in the development and progression of diabetic retinopathy. Early Events Diabet Retin Interv Strateg [Internet]. Dec 20 [cited 2019 Aug 13]; Available from: https:\/\/www.intechopen.com\/books\/early-events-in-diabetic-retinopathy-and-intervention-strategies\/potential-imaging-biomarkers-in-the-development-and-progression-of-diabetic-retinopathy. https:\/\/doi.org\/10.5772\/intechopen.71747","DOI":"10.5772\/intechopen.71747"},{"key":"5446_CR23","doi-asserted-by":"publisher","first-page":"1723","DOI":"10.3390\/jcm9061723","volume":"9","author":"J Chua","year":"2020","unstructured":"Chua J, Sim R, Tan B, Wong D, Yao X, Liu X, Ting DSW, Schmidl D, Ang M, Garh\u00f6fer G, Schmetterer L (2020) Optical coherence tomography angiography in diabetes and diabetic retinopathy. J Clin Med 9:1723. https:\/\/doi.org\/10.3390\/jcm9061723","journal-title":"J Clin Med"},{"key":"5446_CR24","doi-asserted-by":"publisher","first-page":"190","DOI":"10.1167\/iovs.16-20531","volume":"58","author":"G Dimitrova","year":"2017","unstructured":"Dimitrova G, Chihara E, Takahashi H, Amano H, Okazaki K (2017) Quantitative retinal optical coherence tomography angiography in patients with diabetes without diabetic retinopathy. Invest Ophthalmol Vis Sci 58:190\u2013196. https:\/\/doi.org\/10.1167\/iovs.16-20531","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR25","doi-asserted-by":"publisher","unstructured":"Arima M, Nakao S, Kaizu Y, et al (2021) Diabetic vascular hyperpermeability: optical coherence tomography angiography and functional loss assessments of relationships among retinal vasculature changes [published correction appears in Sci Rep. Jun 7;11(1):12344].\u00a0Sci Rep. 2021;11:4185. Published 2021 Feb 18. https:\/\/doi.org\/10.1038\/s41598-021-83334-6","DOI":"10.1038\/s41598-021-83334-6"},{"key":"5446_CR26","doi-asserted-by":"publisher","first-page":"1375","DOI":"10.1016\/j.ophtha.2015.03.024","volume":"122","author":"A Das","year":"2015","unstructured":"Das A, McGuire PG, Rangasamy S (2015) Diabetic macular edema: Pathophysiology and novel therapeutic targets. Ophthalmology 122:1375\u20131394. https:\/\/doi.org\/10.1016\/j.ophtha.2015.03.024","journal-title":"Ophthalmology"},{"key":"5446_CR27","doi-asserted-by":"publisher","first-page":"1821","DOI":"10.3390\/jcm10091821","volume":"10","author":"J Cunha-Vaz","year":"2021","unstructured":"Cunha-Vaz J (2021) A central role for ischemia and OCTA metrics to follow DR progression. J Clin Med 10:1821. https:\/\/doi.org\/10.3390\/jcm10091821","journal-title":"J Clin Med"},{"key":"5446_CR28","doi-asserted-by":"publisher","first-page":"300","DOI":"10.1097\/IAE.0b013e318194995d","volume":"29","author":"DJ Browning","year":"2009","unstructured":"Browning DJ, Apte RS, Bressler SB, Chalam KV, Danis RP, Davis MD, Kollman C, Qin H, Sadda S, Scott IU, Diabetic Retinopathy Clinical Research Network (2009) Association of the extent of diabetic macular edema as assessed by optical coherence tomography with visual acuity and retinal outcome variables. Retina 29:300\u2013305. https:\/\/doi.org\/10.1097\/IAE.0b013e318194995d","journal-title":"Retina"},{"key":"5446_CR29","doi-asserted-by":"publisher","first-page":"53","DOI":"10.1016\/s0039-6257(99)00063-6","volume":"44","author":"R Tzekov","year":"1999","unstructured":"Tzekov R, Arden GB (1999) The electroretinogram in diabetic retinopathy. Surv Ophthalmol 44:53\u201360. https:\/\/doi.org\/10.1016\/s0039-6257(99)00063-6","journal-title":"Surv Ophthalmol"},{"key":"5446_CR30","doi-asserted-by":"publisher","first-page":"973","DOI":"10.1136\/bjo.80.11.973","volume":"80","author":"S Yamamoto","year":"1996","unstructured":"Yamamoto S, Kamiyama M, Nitta K, Yamada T, Hayasaka S (1996) Selective reduction of the S cone electroretinogram in diabetes. Br J Ophthalmol 80:973\u2013975. https:\/\/doi.org\/10.1136\/bjo.80.11.973","journal-title":"Br J Ophthalmol"},{"key":"5446_CR31","doi-asserted-by":"publisher","first-page":"482","DOI":"10.1167\/iovs.09-4069","volume":"51","author":"CD Luu","year":"2010","unstructured":"Luu CD, Szental JA, Lee SY, Lavanya R, Wong TY (2010) Correlation between retinal oscillatory potentials and retinal vascular caliber in type 2 diabetes. Invest Ophthalmol Vis Sci 51:482\u2013486. https:\/\/doi.org\/10.1167\/iovs.09-4069","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR32","doi-asserted-by":"publisher","first-page":"4063","DOI":"10.1167\/iovs.12-9659","volume":"53","author":"M Hammer","year":"2012","unstructured":"Hammer M, Heller T, Jentsch S, Dawczynski J, Schweitzer D, Peters S, Schmidtke KU, M\u00fcller UA (2012) Retinal vessel oxygen saturation under flicker light stimulation in patients with nonproliferative diabetic retinopathy. Invest Ophthalmol Vis Sci 53:4063\u20134068. https:\/\/doi.org\/10.1167\/iovs.12-9659","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR33","doi-asserted-by":"publisher","first-page":"3048","DOI":"10.2337\/dc07-0927","volume":"30","author":"A Mandecka","year":"2007","unstructured":"Mandecka A, Dawczynski J, Blum M, M\u00fcller N, Kloos C, Wolf G, Vilser W, Hoyer H, M\u00fcller UA (2007) Influence of flickering light on the retinal vessels in diabetic patients. Diabetes Care 30:3048\u20133052. https:\/\/doi.org\/10.2337\/dc07-0927","journal-title":"Diabetes Care"},{"key":"5446_CR34","doi-asserted-by":"publisher","first-page":"607","DOI":"10.1016\/S1350-9462(00)00013-6","volume":"19","author":"DC Hood","year":"2000","unstructured":"Hood DC (2000) Assessing retinal function with the multifocal technique. Prog Retin Eye Res 19:607\u2013646. https:\/\/doi.org\/10.1016\/S1350-9462(00)00013-6","journal-title":"Prog Retin Eye Res"},{"key":"5446_CR35","first-page":"1673","volume":"43","author":"DC Hood","year":"2002","unstructured":"Hood DC, Frishman LJ, Saszik S, Viswanathan S (2002) Retinal origins of the primate multifocal ERG: implications for the human response. Invest Ophthalmol Vis Sci 43:1673\u20131685","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"5446_CR36","doi-asserted-by":"publisher","first-page":"193","DOI":"10.1007\/s10633-010-9213-6","volume":"120","author":"YWY Yip","year":"2010","unstructured":"Yip YWY, Ngai JWS, Fok ACT, Lai RYK, Li H, Lam DSC et al (2010) Correlation between functional and anatomical assessments by multifocal electroretinography and optical coherence tomography in central serous chorioretinopathy. Doc Ophthalmol Adv Ophthalmol 120:193\u2013200. https:\/\/doi.org\/10.1007\/s10633-010-9213-6","journal-title":"Doc Ophthalmol Adv Ophthalmol"},{"key":"5446_CR37","doi-asserted-by":"publisher","first-page":"2503","DOI":"10.2337\/db16-1453","volume":"66","author":"AR Santos","year":"2017","unstructured":"Santos AR, Ribeiro L, Bandello F, Lattanzio R, Egan C, Frydkjaer-Olsen U et al (2017) Functional and structural findings of neurodegeneration in early stages of diabetic retinopathy: cross-sectional analyses of baseline data of the EUROCONDOR Project. Diabetes 66:2503\u20132510. https:\/\/doi.org\/10.2337\/db16-1453","journal-title":"Diabetes"},{"key":"5446_CR38","doi-asserted-by":"publisher","first-page":"425","DOI":"10.1016\/j.preteyeres.2006.07.001","volume":"25","author":"MA Bearse","year":"2006","unstructured":"Bearse MA, Adams AJ, Han Y, Schneck ME, Ng J, Bronson-Castain K et al (2006) A multifocal electroretinogram model predicting the development of diabetic retinopathy. Prog Retin Eye Res 25:425\u2013448. https:\/\/doi.org\/10.1016\/j.preteyeres.2006.07.001","journal-title":"Prog Retin Eye Res"},{"key":"5446_CR39","doi-asserted-by":"publisher","first-page":"99","DOI":"10.1111\/cxo.12085","volume":"97","author":"AR Whatham","year":"2014","unstructured":"Whatham AR, Nguyen V, Zhu Y, Hennessy M, Kalloniatis M (2014) The value of clinical electrophysiology in the assessment of the eye and visual system in the era of advanced imaging. Clin Exp Optom 97:99\u2013115. https:\/\/doi.org\/10.1111\/cxo.12085","journal-title":"Clin Exp Optom"}],"container-title":["Graefe's Archive for Clinical and Experimental Ophthalmology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00417-021-05446-z.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00417-021-05446-z\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00417-021-05446-z.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,2,16]],"date-time":"2022-02-16T10:11:01Z","timestamp":1645006261000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00417-021-05446-z"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,10,18]]},"references-count":39,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2022,3]]}},"alternative-id":["5446"],"URL":"https:\/\/doi.org\/10.1007\/s00417-021-05446-z","relation":{},"ISSN":["0721-832X","1435-702X"],"issn-type":[{"value":"0721-832X","type":"print"},{"value":"1435-702X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021,10,18]]},"assertion":[{"value":"20 July 2021","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"22 September 2021","order":2,"name":"revised","label":"Revised","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"5 October 2021","order":3,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"18 October 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":"The study was conducted according to the guidelines of the Declaration of Helsinki, and approved by the Institutional Review Board was approved by the Ethics Committee of Vision Research Foundation [Approval no: 642\u20132017-P, date of approval: 11.1.2018], Chennai, India.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval"}},{"value":"Participants provided written informed consent.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to participate"}},{"value":"All authors are in agreement with the content of the manuscript.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare no competing interests.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}}]}}