Editorial
Swept Source OCT versus Spectral Domain OCT: Myths and realities
Swept Source OCT versus Spectral Domain OCT: mitos y realidades
R. Abreu-Gonzáleza,
, R. Gallego-Pinazob,c, R. Dolz-Marcob,c, J. Donate Lópezd, L. López Guajardoe,f
Corresponding author
a Servicio de Oftalmología, Hospital Universitario La Candelaria, Tenerife, Spain
b Servicio de Oftalmología, Hospital Universitario y Politécnico La Fe, Valencia, Spain
c Red Temática de Investigación Cooperativa OFTARED, Instituto de Salud Carlos III, Madrid, Spain
d Servicio de Oftalmología, Hospital Universitario Clínico San Carlos, Madrid, Spain
e Servicio de Oftalmología, Hospital Universitario Príncipe de Asturias, Alcalá de Henares, Madrid, Spain
f Departamento de Cirugía, Ciencias Médicas y Sociales, Facultad de Medicina, Universidad de Alcalá, Alcalá de Henares, Madrid, Spain
Read
233
Timeswas read the article
50
Total PDF
183
Total HTML
Share statistics
array:23 [ "pii" => "S2173579416300718" "issn" => "21735794" "doi" => "10.1016/j.oftale.2016.06.004" "estado" => "S300" "fechaPublicacion" => "2016-10-01" "aid" => "1013" "copyright" => "Sociedad Española de Oftalmología" "copyrightAnyo" => "2016" "documento" => "article" "crossmark" => 1 "subdocumento" => "sco" "cita" => "Arch Soc Esp Oftalmol. 2016;91:459-60" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:2 [ "total" => 239 "formatos" => array:3 [ "EPUB" => 9 "HTML" => 182 "PDF" => 48 ] ] "Traduccion" => array:1 [ "es" => array:19 [ "pii" => "S0365669116001374" "issn" => "03656691" "doi" => "10.1016/j.oftal.2016.03.004" "estado" => "S300" "fechaPublicacion" => "2016-10-01" "aid" => "1013" "copyright" => "Sociedad Española de Oftalmología" "documento" => "article" "crossmark" => 1 "subdocumento" => "sco" "cita" => "Arch Soc Esp Oftalmol. 2016;91:459-60" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:2 [ "total" => 597 "formatos" => array:3 [ "EPUB" => 9 "HTML" => 483 "PDF" => 105 ] ] "es" => array:11 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Editorial</span>" "titulo" => "Swept Source OCT versus Spectral Domain OCT: mitos y realidades" "tienePdf" => "es" "tieneTextoCompleto" => "es" "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "459" "paginaFinal" => "460" ] ] "titulosAlternativos" => array:1 [ "en" => array:1 [ "titulo" => "Swept Source OCT versus Spectral Domain OCT: Myths and realities" ] ] "contieneTextoCompleto" => array:1 [ "es" => true ] "contienePdf" => array:1 [ "es" => true ] "resumenGrafico" => array:2 [ "original" => 0 "multimedia" => array:7 [ "identificador" => "fig0010" "etiqueta" => "Figura 2" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr2.jpeg" "Alto" => 505 "Ancho" => 1536 "Tamanyo" => 81867 ] ] "descripcion" => array:1 [ "es" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Imagen tomográfica de 16<span class="elsevierStyleHsp" style=""></span>mm centrada en fóvea, adquirida mediante el sistema Spectralis<span class="elsevierStyleSup">®</span> HRA (Heidelberg Engineering, Heidelberg, Alemania) en un paciente sano. Se utilizó el protocolo de adquisición <span class="elsevierStyleItalic">single scan</span> de 55° con sistema EDI. A destacar la visualización de la bursa premacular en el espacio vítreo.</p>" ] ] ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "R. Abreu-González, R. Gallego-Pinazo, R. Dolz-Marco, J. Donate López, L. López Guajardo" "autores" => array:5 [ 0 => array:2 [ "nombre" => "R." "apellidos" => "Abreu-González" ] 1 => array:2 [ "nombre" => "R." "apellidos" => "Gallego-Pinazo" ] 2 => array:2 [ "nombre" => "R." "apellidos" => "Dolz-Marco" ] 3 => array:2 [ "nombre" => "J." "apellidos" => "Donate López" ] 4 => array:2 [ "nombre" => "L." "apellidos" => "López Guajardo" ] ] ] ] ] "idiomaDefecto" => "es" "Traduccion" => array:1 [ "en" => array:9 [ "pii" => "S2173579416300718" "doi" => "10.1016/j.oftale.2016.06.004" "estado" => "S300" "subdocumento" => "" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:1 [ "total" => 0 ] "idiomaDefecto" => "en" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S2173579416300718?idApp=UINPBA00004N" ] ] "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S0365669116001374?idApp=UINPBA00004N" "url" => "/03656691/0000009100000010/v1_201609240015/S0365669116001374/v1_201609240015/es/main.assets" ] ] "itemSiguiente" => array:19 [ "pii" => "S2173579416300822" "issn" => "21735794" "doi" => "10.1016/j.oftale.2016.06.008" "estado" => "S300" "fechaPublicacion" => "2016-10-01" "aid" => "1021" "copyright" => "Sociedad Española de Oftalmología" "documento" => "article" "crossmark" => 1 "subdocumento" => "fla" "cita" => "Arch Soc Esp Oftalmol. 2016;91:461-8" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:2 [ "total" => 194 "formatos" => array:3 [ "EPUB" => 8 "HTML" => 140 "PDF" => 46 ] ] "en" => array:13 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Original article</span>" "titulo" => "Femtophacovitrectomy. Case series and description of the technique" "tienePdf" => "en" "tieneTextoCompleto" => "en" "tieneResumen" => array:2 [ 0 => "en" 1 => "es" ] "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "461" "paginaFinal" => "468" ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "Femtofacovitrectomía. Serie de casos y descripción de la técnica" ] ] "contieneResumen" => array:2 [ "en" => true "es" => true ] "contieneTextoCompleto" => array:1 [ "en" => true ] "contienePdf" => array:1 [ "en" => true ] "resumenGrafico" => array:2 [ "original" => 0 "multimedia" => array:7 [ "identificador" => "fig0005" "etiqueta" => "Fig. 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 1386 "Ancho" => 1843 "Tamanyo" => 357059 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">Laser procedure. (A) The eye is coupled with the laser lens by means of the Softfit™ interface (SoftFit-LenSxContac Lens, Alcon; Arlington, TX, USA). (B) Capsulotomy centering and programming lens fracture. (C) Corneal incision in 3 planes. (D) Laser emission.</p>" ] ] ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "J.O. Moya Romero, G.A. Ochoa Máynez, M.A. Cantero Vergara, C.A. Gómez Cortes" "autores" => array:4 [ 0 => array:2 [ "nombre" => "J.O." "apellidos" => "Moya Romero" ] 1 => array:2 [ "nombre" => "G.A." "apellidos" => "Ochoa Máynez" ] 2 => array:2 [ "nombre" => "M.A." "apellidos" => "Cantero Vergara" ] 3 => array:2 [ "nombre" => "C.A." "apellidos" => "Gómez Cortes" ] ] ] ] ] "idiomaDefecto" => "en" "Traduccion" => array:1 [ "es" => array:9 [ "pii" => "S0365669116300053" "doi" => "10.1016/j.oftal.2016.03.012" "estado" => "S300" "subdocumento" => "" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:1 [ "total" => 0 ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S0365669116300053?idApp=UINPBA00004N" ] ] "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S2173579416300822?idApp=UINPBA00004N" "url" => "/21735794/0000009100000010/v1_201609240012/S2173579416300822/v1_201609240012/en/main.assets" ] "en" => array:15 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Editorial</span>" "titulo" => "Swept Source OCT versus Spectral Domain OCT: Myths and realities" "tieneTextoCompleto" => true "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "459" "paginaFinal" => "460" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "R. Abreu-González, R. Gallego-Pinazo, R. Dolz-Marco, J. Donate López, L. López Guajardo" "autores" => array:5 [ 0 => array:4 [ "nombre" => "R." "apellidos" => "Abreu-González" "email" => array:2 [ 0 => "rodrigoabreug@gmail.com" 1 => "rabreugonzalez@hotmail.com" ] "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff0005" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "cor0005" ] ] ] 1 => array:3 [ "nombre" => "R." "apellidos" => "Gallego-Pinazo" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">c</span>" "identificador" => "aff0015" ] ] ] 2 => array:3 [ "nombre" => "R." "apellidos" => "Dolz-Marco" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">c</span>" "identificador" => "aff0015" ] ] ] 3 => array:3 [ "nombre" => "J." "apellidos" => "Donate López" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">d</span>" "identificador" => "aff0020" ] ] ] 4 => array:3 [ "nombre" => "L." "apellidos" => "López Guajardo" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">e</span>" "identificador" => "aff0025" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">f</span>" "identificador" => "aff0030" ] ] ] ] "afiliaciones" => array:6 [ 0 => array:3 [ "entidad" => "Servicio de Oftalmología, Hospital Universitario La Candelaria, Tenerife, Spain" "etiqueta" => "a" "identificador" => "aff0005" ] 1 => array:3 [ "entidad" => "Servicio de Oftalmología, Hospital Universitario y Politécnico La Fe, Valencia, Spain" "etiqueta" => "b" "identificador" => "aff0010" ] 2 => array:3 [ "entidad" => "Red Temática de Investigación Cooperativa OFTARED, Instituto de Salud Carlos III, Madrid, Spain" "etiqueta" => "c" "identificador" => "aff0015" ] 3 => array:3 [ "entidad" => "Servicio de Oftalmología, Hospital Universitario Clínico San Carlos, Madrid, Spain" "etiqueta" => "d" "identificador" => "aff0020" ] 4 => array:3 [ "entidad" => "Servicio de Oftalmología, Hospital Universitario Príncipe de Asturias, Alcalá de Henares, Madrid, Spain" "etiqueta" => "e" "identificador" => "aff0025" ] 5 => array:3 [ "entidad" => "Departamento de Cirugía, Ciencias Médicas y Sociales, Facultad de Medicina, Universidad de Alcalá, Alcalá de Henares, Madrid, Spain" "etiqueta" => "f" "identificador" => "aff0030" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor0005" "etiqueta" => "⁎" "correspondencia" => "<span class="elsevierStyleItalic">Corresponding author</span>." ] ] ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "Swept Source OCT versus Spectral Domain OCT: mitos y realidades" ] ] "resumenGrafico" => array:2 [ "original" => 0 "multimedia" => array:7 [ "identificador" => "fig0010" "etiqueta" => "Fig. 2" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr2.jpeg" "Alto" => 505 "Ancho" => 1536 "Tamanyo" => 82164 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">16<span class="elsevierStyleHsp" style=""></span>mm tomographic image centered on the fovea, acquired with Spectralis<span class="elsevierStyleSup">®</span> HRA (Heidelberg Engineering, Heidelberg, Germany) in a healthy patient. The 55° single scan acquisition protocol with the EDI system was utilized. Note the visualization of the premacular sac in the vitreous space.</p>" ] ] ] "textoCompleto" => "<span class="elsevierStyleSections"><p id="par0005" class="elsevierStylePara elsevierViewall">At present we are witnessing a fascinating period in technological developments and the performance of optical coherence tomography systems (OCT). This opens the door to higher image quality, increasingly precise diagnostic and follow-up and breakthroughs in the pathophysiological assessment of various ocular diseases in general and of the macula and the retina in particular.</p><p id="par0010" class="elsevierStylePara elsevierViewall">Extremely fast technological developments, together with relentless and intense marketing pressures, could lead the ophthalmological community to believe that any new equipment will be better than the preceding one. What is worse, it could lead us to forget the basic principles which, from the technological viewpoint and their applicability in daily clinical practice, support our decision-making related to the management and acquisition of OCT systems. One example is the “war” between the recent Swept Source OCT (SS-OCT) against the already established Spectral Domain OCT (SD-OCT).</p><p id="par0015" class="elsevierStylePara elsevierViewall">For instance, let us take 2 commercial OCT systems: Spectralis OCT (Heidelberg Engineering, Heidelberg, Germany) as an example of an SD-OCT system, and DRI OCT Triton (Topcon Medical Systems Inc., Oakland, NJ, USA) as the SS-OCT system. Spectralis OCT utilizes a wavelength of 840<span class="elsevierStyleHsp" style=""></span>nm and includes the <span class="elsevierStyleItalic">enhanced depth imaging</span> mode (EDI)<a class="elsevierStyleCrossRef" href="#bib0020"><span class="elsevierStyleSup">1</span></a> for improving image acquisition of the retinal and choroidal external layers. In turn, DRI OCT Triton utilizes a wavelength of 1050 nm<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">2</span></a> which does not require the inclusion of EDI but utilizes instead <span class="elsevierStyleItalic">Enhanced Vitreous Visualization</span> (EVV) for improving the visualization of the vitreoretinal interface and the internal retina layers where image definition diminishes.</p><p id="par0020" class="elsevierStylePara elsevierViewall">Some of the myths and facts about SS-OCT and SD-OCT are the following:<ul class="elsevierStyleList" id="lis0005"><li class="elsevierStyleListItem" id="lsti0005"><span class="elsevierStyleLabel">−</span><p id="par0025" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">SS-OCT has greater penetration than SD-OCT</span>: even though it is true that SS-OCT achieves said penetration due to a higher wavelength as well as to the SS-OCT technology, it is also true that SD-OCT achieves the same penetration if we activate the EDI option prior to acquiring images. No differences were found between both technologies.<a class="elsevierStyleCrossRef" href="#bib0030"><span class="elsevierStyleSup">3</span></a></p></li><li class="elsevierStyleListItem" id="lsti0010"><span class="elsevierStyleLabel">−</span><p id="par0030" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">SS-OCT enables En Face OCT:</span> the study of frontal retina sections by means of OCT or En Face OCT (<span class="elsevierStyleSmallCaps">C</span>-Scan OCT) is enabled by SS-OCT. However, this technology is derived from SD-OCT. The Cirrus<span class="elsevierStyleSup">®</span> HD-OCT system (Carl Zeiss Meditec, Dublin, CA, USA) was the first to include it and at present most market devices share this technology.</p></li><li class="elsevierStyleListItem" id="lsti0015"><span class="elsevierStyleLabel">−</span><p id="par0035" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">SS-OCT enables longer OCT images than SD-OCT:</span> the DRI OCT, Triton (Topcon Medical Systems Inc., Oakland, NJ, USA) allows us to carry out a scan with a maximum length of 12<span class="elsevierStyleHsp" style=""></span>mm (<a class="elsevierStyleCrossRef" href="#fig0005">Fig. 1</a>), similar or somewhat higher than the majority of current OCT systems. However, Spectralis OCT (Heidelberg Engineering, Heidelberg, Germany) at present allows a maximum OCT scan of 16.5<span class="elsevierStyleHsp" style=""></span>mm (55°) (<a class="elsevierStyleCrossRef" href="#fig0010">Fig. 2</a>).</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia><elsevierMultimedia ident="fig0010"></elsevierMultimedia></li><li class="elsevierStyleListItem" id="lsti0020"><span class="elsevierStyleLabel">−</span><p id="par0040" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">SS-OCT enables angio-OCT (OCT-A):</span> OCT-A is not exclusive to the SS-OCT technology as it can be carried out with any SD-OCT system having at least 70,000<span class="elsevierStyleHsp" style=""></span>A-scans/sec.</p></li></ul></p><p id="par0045" class="elsevierStylePara elsevierViewall">The objective of this letter is not to be partial to any of the above technologies and devices as both are the state-of-the-art in OCT. In our view, SS-OCT and SD-OCT are in a “dead heat” situation and we must look to our requirements, user-friendliness, reproducibility, reliability and software solution to decide for one or the other, without considering industry marketing and pressures.</p><span id="sec0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0005">Conflict of interests</span><p id="par0050" class="elsevierStylePara elsevierViewall">No conflict of interests was declared by the authors.</p></span></span>" "textoCompletoSecciones" => array:1 [ "secciones" => array:2 [ 0 => array:2 [ "identificador" => "sec0005" "titulo" => "Conflict of interests" ] 1 => array:1 [ "titulo" => "References" ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "NotaPie" => array:1 [ 0 => array:2 [ "etiqueta" => "☆" "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as: Abreu-González R, Gallego-Pinazo R, Dolz-Marco R, Donate López J, López Guajardo L. Swept Source OCT versus Spectral Domain OCT: mitos y realidades. Arch Soc Esp Oftalmol. 2016;91:459–460.</p>" ] ] "multimedia" => array:2 [ 0 => array:7 [ "identificador" => "fig0005" "etiqueta" => "Fig. 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 329 "Ancho" => 990 "Tamanyo" => 46185 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">12<span class="elsevierStyleHsp" style=""></span>mm tomographic image centered on the fovea, acquired with Topcon DRI OCT Triton (Topcon Medical Systems Inc., Oakland, NJ, USA) in a healthy patient. The 12-section radial acquisition protocol was applied.</p>" ] ] 1 => array:7 [ "identificador" => "fig0010" "etiqueta" => "Fig. 2" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr2.jpeg" "Alto" => 505 "Ancho" => 1536 "Tamanyo" => 82164 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">16<span class="elsevierStyleHsp" style=""></span>mm tomographic image centered on the fovea, acquired with Spectralis<span class="elsevierStyleSup">®</span> HRA (Heidelberg Engineering, Heidelberg, Germany) in a healthy patient. The 55° single scan acquisition protocol with the EDI system was utilized. Note the visualization of the premacular sac in the vitreous space.</p>" ] ] ] "bibliografia" => array:2 [ "titulo" => "References" "seccion" => array:1 [ 0 => array:2 [ "identificador" => "bibs0005" "bibliografiaReferencia" => array:3 [ 0 => array:3 [ "identificador" => "bib0020" "etiqueta" => "1" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Enhanced depth imaging spectral-domain optical coherence tomography" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:3 [ 0 => "R.F. Spaide" 1 => "H. Koizumi" 2 => "M.C. Pozzoni" ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1016/j.ajo.2008.05.032" "Revista" => array:6 [ "tituloSerie" => "Am J Ophthalmol" "fecha" => "2008" "volumen" => "146" "paginaInicial" => "496" "paginaFinal" => "500" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/18639219" "web" => "Medline" ] ] ] ] ] ] ] ] 1 => array:3 [ "identificador" => "bib0025" "etiqueta" => "2" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Ultrahigh speed 1050 nm swept source/Fourier domain OCT retinal and anterior segment imaging at 100,000 to 400,000 axial scans per second" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => "B. Potsaid" 1 => "B. Baumann" 2 => "D. Huang" 3 => "S. Barry" 4 => "A.E. Cable" 5 => "J.S. Schuman" ] ] ] ] ] "host" => array:1 [ 0 => array:1 [ "Revista" => array:6 [ "tituloSerie" => "Opt Express" "fecha" => "2010" "volumen" => "18" "paginaInicial" => "20029" "paginaFinal" => "20048" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/20940894" "web" => "Medline" ] ] ] ] ] ] ] ] 2 => array:3 [ "identificador" => "bib0030" "etiqueta" => "3" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Comparison of penetration depth in choroidal imaging using swept source vs spectral domain optical coherence tomography" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => "S.M. Waldstein" 1 => "H. Faatz" 2 => "M. Szimacsek" 3 => "A.M. Glodan" 4 => "D. Podkowinski" 5 => "A. Montuoro" ] ] ] ] ] "host" => array:1 [ 0 => array:1 [ "Revista" => array:5 [ "tituloSerie" => "Eye (Lond)" "fecha" => "2015" "volumen" => "29" "paginaInicial" => "409" "paginaFinal" => "415" ] ] ] ] ] ] ] ] ] ] ] "idiomaDefecto" => "en" "url" => "/21735794/0000009100000010/v1_201609240012/S2173579416300718/v1_201609240012/en/main.assets" "Apartado" => array:4 [ "identificador" => "5814" "tipo" => "SECCION" "en" => array:2 [ "titulo" => "Editorial" "idiomaDefecto" => true ] "idiomaDefecto" => "en" ] "PDF" => "https://static.elsevier.es/multimedia/21735794/0000009100000010/v1_201609240012/S2173579416300718/v1_201609240012/en/main.pdf?idApp=UINPBA00004N&text.app=https://www.elsevier.es/" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S2173579416300718?idApp=UINPBA00004N" ]
| Year/Month | Html | Total | |
|---|---|---|---|
| 2023 March | 1 | 2 | 3 |
| 2018 March | 1 | 0 | 1 |
| 2018 February | 6 | 3 | 9 |
| 2018 January | 16 | 4 | 20 |
| 2017 December | 11 | 1 | 12 |
| 2017 November | 14 | 1 | 15 |
| 2017 October | 20 | 1 | 21 |
| 2017 September | 12 | 0 | 12 |
| 2017 August | 14 | 2 | 16 |
| 2017 July | 17 | 5 | 22 |
| 2017 June | 18 | 2 | 20 |
| 2017 May | 19 | 5 | 24 |
| 2017 April | 23 | 13 | 36 |
| 2017 March | 11 | 11 | 22 |
Show all
