<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1025-0255</journal-id>
<journal-title><![CDATA[Revista Archivo Médico de Camagüey]]></journal-title>
<abbrev-journal-title><![CDATA[AMC]]></abbrev-journal-title>
<issn>1025-0255</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de Camagüey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1025-02552015000400012</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fracturas por compresión vertical de columna lumbar]]></article-title>
<article-title xml:lang="en"><![CDATA[Vertical compression fracture of the lumbar spine]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez López]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Lorenzo]]></surname>
<given-names><![CDATA[Yenima de la Caridad]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital Universitario Manuel Ascunce Domenech  ]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Policlínico Universitario Tula Aguilera  ]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2015</year>
</pub-date>
<volume>19</volume>
<numero>4</numero>
<fpage>397</fpage>
<lpage>404</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1025-02552015000400012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1025-02552015000400012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1025-02552015000400012&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Fundamento: las fracturas de columna por el mecanismo de compresión axial sin lesión neurológica, constituyen un paradigma en relación a su tratamiento conservador o quirúrgico. Existen controversias en la literatura sobre el tipo de tratamiento de esta lesión. Objetivo: realizar una revisión sobre los criterios de selección de ambos tipos de tratamiento. Métodos: se realizó una revisión bibliográfica de un total de 330 artículos publicados en Pubmed, Hinari y Medline mediante el localizador de información Endnote, de ellos se utilizaron 52 citas seleccionadas para realizar la revisión, 46 de ellas de los últimos cinco años donde se incluyeron dos libros. Desarrollo: se analizaron diferentes factores para decisión del tipo del tratamiento, entre los que se encontraron: la escala de severidad de las fracturas del segmento lumbosacro propuesta por Vaccaro AR, los grados de cifosis, la usurpación del canal medular. Por otra parte se realizó una comparación de diferentes autores en relación al tipo de tratamiento empleado en sus investigaciones y las indicaciones quirúrgicas para sus pacientes. Conclusiones: basado en la revisión realizada y los estudios consultados, los pacientes con fractura de columna sin lesión neurológica pueden ser tratados de forma conservadora independientemente del grado de inestabilidad mecánica que presenten.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Background: fractures of the spine by axial compression mechanism without neurological lesion are a paradigm in connection with its conservative or surgical treatment. There is controversy in the literature about the type of treatment of this lesion. Objective: to make a review about the selection criteria of both types of treatment. Methods: a bibliographic review of 330 articles published in Pubmed, Hinari and Medline by means of the reference management software Endnote was made. Fifty-two citations were selected for the review, 46 of them from the last five years; two books were included. Development: different factors for deciding the type of treatment were analysed. Some of the factors were the following: severity scale of the fractures of the lumbosacral segment proposed by Vaccaro AR, kyphosis degree, and medullary channel. On the other hand, a comparison of different authors was made according to the treatment applied in their researches and the surgical indications for their patients. Conclusions: according to the review made and the studies consulted, the patients with fractures of the spine without neurological lesion can be treated conservatively in spite of the degree of mechanical instability they present.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[PLEXO LUMBOSACRO]]></kwd>
<kwd lng="es"><![CDATA[FRACTURAS DE LA COLUMNA VERTEBRAL]]></kwd>
<kwd lng="es"><![CDATA[CIFOSIS]]></kwd>
<kwd lng="es"><![CDATA[TRATAMIENTOS CONSERVADORES DEL ÓRGANO]]></kwd>
<kwd lng="es"><![CDATA[LITERATURA DE REVISIÓN COMO ASUNTO]]></kwd>
<kwd lng="en"><![CDATA[LUMBOSACRAL PLEXUS]]></kwd>
<kwd lng="en"><![CDATA[SPINAL FRACTURES]]></kwd>
<kwd lng="en"><![CDATA[KYPHOSIS]]></kwd>
<kwd lng="en"><![CDATA[ORGAN SPARING TREATMENTS]]></kwd>
<kwd lng="en"><![CDATA[REVIEW LITERATURE AS TOPIC]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>ART&Iacute;CULOS DE REVISI&Oacute;N</b></font></p>     <p align="right">&nbsp;</p>     <p align="justify"><font size="4" face="Verdana, Arial, Helvetica, sans-serif"><b>Fracturas por compresi&oacute;n vertical de columna  lumbar</b></font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>Vertical compression fracture of  the lumbar spine</b></font></p>     <p align="justify">&nbsp;</p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Dr. C. Alejandro &Aacute;lvarez L&oacute;pez <sup>I</sup>; Dra. Yenima de la  Caridad Garc&iacute;a Lorenzo <sup>II</sup></b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">I Hospital Universitario Manuel Ascunce Domenech.  Camag&uuml;ey, Cuba.    <br> </font><font size="2" face="Verdana, Arial, Helvetica, sans-serif">II Policl&iacute;nico Universitario  Tula Aguilera. Camag&uuml;ey, Cuba.</font></p>     ]]></body>
<body><![CDATA[<p align="justify">&nbsp;</p>     <p align="justify">&nbsp;</p> <hr>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>RESUMEN</b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Fundamento:</b> las fracturas de columna por el mecanismo de compresi&oacute;n axial sin lesi&oacute;n  neurol&oacute;gica, constituyen un paradigma en relaci&oacute;n a su tratamiento conservador  o quir&uacute;rgico. Existen controversias en la literatura sobre el tipo de  tratamiento de esta lesi&oacute;n.    <br>   <b>Objetivo: </b>realizar  una revisi&oacute;n sobre los criterios de selecci&oacute;n de ambos tipos de tratamiento.    <br> </font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>M&eacute;todos: </b>se realiz&oacute; una  revisi&oacute;n bibliogr&aacute;fica de un total de 330 art&iacute;culos publicados en Pubmed,  Hinari y Medline mediante el localizador de informaci&oacute;n Endnote, de ellos se  utilizaron 52 citas seleccionadas para realizar la revisi&oacute;n, 46 de ellas de los  &uacute;ltimos cinco a&ntilde;os donde se incluyeron dos libros.    <br>   <b>Desarrollo: </b>se  analizaron diferentes factores para decisi&oacute;n del tipo del tratamiento, entre  los que se encontraron: la escala de severidad de las fracturas del segmento  lumbosacro propuesta por Vaccaro AR, los grados de cifosis, la usurpaci&oacute;n del  canal medular. Por otra parte se realiz&oacute; una comparaci&oacute;n de diferentes autores  en relaci&oacute;n al tipo de tratamiento empleado en sus investigaciones y las  indicaciones quir&uacute;rgicas para sus pacientes.    <br>   <b>Conclusiones:</b> basado en la revisi&oacute;n realizada y los estudios  consultados, los pacientes con fractura de columna sin lesi&oacute;n neurol&oacute;gica  pueden ser tratados de forma conservadora independientemente del grado de  inestabilidad mec&aacute;nica que presenten.</font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>DeCS: </b>PLEXO LUMBOSACRO/lesiones; FRACTURAS DE  LA COLUMNA VERTEBRAL; CIFOSIS/terapia; TRATAMIENTOS CONSERVADORES DEL &Oacute;RGANO;  LITERATURA DE REVISI&Oacute;N COMO ASUNTO.</font></p> <hr>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>ABSTRACT</b></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Background: </b>fractures of the spine by axial compression mechanism  without neurological lesion are a paradigm in connection with its conservative  or surgical treatment. There is controversy in the literature about the type of  treatment of this lesion.    <br>   <b>Objective: </b>to make a review about the selection criteria of both  types of treatment.    <br>   <b>Methods: </b>a bibliographic review of 330 articles published in  Pubmed, Hinari and Medline by means of the reference management software  Endnote was made. Fifty-two citations were selected for the review, 46 of them  from the last five years; two books were included.    <br>   <b>Development: </b>different factors for deciding the type of treatment  were analysed. Some of the factors were the following: severity scale of the  fractures of the lumbosacral segment proposed by Vaccaro AR,  kyphosis degree, and medullary channel. On the other hand, a comparison of  different authors was made according to the treatment applied in their  researches and the surgical indications for their patients.    <br>   <b>Conclusions: </b>according to the review made and the studies consulted,  the patients with fractures of the spine without neurological lesion can be  treated conservatively in spite of the degree of mechanical instability they  present.</font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>DeCS: </b>LUMBOSACRAL PLEXUS/injuries;  SPINAL FRACTURES; KYPHOSIS/therapy; ORGAN SPARING TREATMENTS; REVIEW LITERATURE  AS TOPIC.</font></p> <hr>     <p align="justify">&nbsp;</p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>INTRODUCCI&Oacute;N</b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las fracturas de la  columna (FC) ocupan el 6 % de todas las fracturas y de ellas aproximadamente el  90 % ocurren en las columnas dorsal y lumbar, seg&uacute;n plantean Whang PG y Vaccaro  AR. <sup>1</sup></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Aproximadamente un  20 % de los enfermos presenta alg&uacute;n tipo de lesi&oacute;n neurol&oacute;gica asociada y la  mortalidad al a&ntilde;o es del 7 % de manera general. <sup>2-4</sup> Los mecanismos  de producci&oacute;n de las lesiones de la columna pueden ser simples o combinados  entre s&iacute;, los tipos de mecanismos m&aacute;s frecuentes son: compresi&oacute;n axial,  flexi&oacute;n, extensi&oacute;n, cizallamiento y movimientos rotacionales. <sup>5-7</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Al ser las FC  provocadas por traumas de alta energ&iacute;a, se asocian por lo general a otras  lesiones, en un 30 % se afecta otro &oacute;rgano o sistema, en un 20 % dos sistemas y  en un 5 % tres sistemas o m&aacute;s. <sup>8-10</sup> Para el diagn&oacute;stico de esta  entidad traum&aacute;tica, se parte desde una exploraci&oacute;n f&iacute;sica detallada, apoyada en  el uso de radiograf&iacute;as simples, tomograf&iacute;as axiales computarizadas y en  ocasiones de las im&aacute;genes de resonancia magn&eacute;tica. <sup>11-13</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Existe un grupo de  clasificaciones disponibles para los pacientes con FC y una de las m&aacute;s usadas  es la propuesta por Denis F, <sup>14</sup> que divide las fracturas en cuatro  grandes grupos: por compresi&oacute;n, compresi&oacute;n axial, flexi&oacute;n distracci&oacute;n y  fracturas luxaci&oacute;n, que a la vez se subdivide en 16 subgrupos.</font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las fracturas por  compresi&oacute;n axial son una de las variedades m&aacute;s encontradas y constituyen un  verdadero paradigma por su tratamiento, <sup>15-17</sup> en especial cuando no  existe da&ntilde;o neurol&oacute;gico, de all&iacute; que el principal objetivo de este trabajo es  realizar una revisi&oacute;n del tratamiento de esta enfermedad en cuanto a la  conducta conservadora o quir&uacute;rgica.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>M&Eacute;TODOS</b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Se realiz&oacute; una revisi&oacute;n bibliogr&aacute;fica de un  total de 330 art&iacute;culos publicados en Pubmed (130), Hinari (110) y Medline (90)  mediante el localizador de informaci&oacute;n Endnote, de ellos se utilizaron 52 citas  seleccionadas para realizar la revisi&oacute;n, 46 de ellas de los &uacute;ltimos cinco a&ntilde;os  donde se incluyeron dos libros.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>DESARROLLO</b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las FC por  compresi&oacute;n vertical se caracterizan por fallo de dos de las tres columnas  descritas por Denis F, <sup>14</sup> en espec&iacute;fico de las columnas anterior y  media. Seg&uacute;n Ghobrial GM, et al, <sup>18</sup> la incidencia de FC por  compresi&oacute;n axial es del 45 % y de ellas el 50 % no presentan lesi&oacute;n de tipo  neurol&oacute;gica.</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La indicaci&oacute;n  quir&uacute;rgica en pacientes con FC por compresi&oacute;n axial est&aacute; bien justificada en  pacientes que presentan lesi&oacute;n neurol&oacute;gica, sin embargo, cuando no existe esta  complicaci&oacute;n la selecci&oacute;n entre el tratamiento conservador y el quir&uacute;rgico es  muy dif&iacute;cil. <sup>19-21</sup> Para seleccionar el tipo de tratamiento a emplear  se deben tener en cuenta una serie de factores: <sup>22-24</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Escala  de severidad de las fracturas del segmento lumbosacro:</b> este escala fue descrita por Vaccaro AR, et al, <sup>25</sup> en el a&ntilde;o 2005 e  incluye un sistema de puntuaci&oacute;n basado en tres elementos que son: morfolog&iacute;a  de la fractura o da&ntilde;o &oacute;seo, estado neurol&oacute;gico e integridad del complejo  ligamentoso posterior (<a href="#tabla1">tabla 1</a>).</font></p>     <p align="center"><img src="/img/revistas/amc/v19n4/t01120415.jpg" alt="tabla 1" width="578" height="317" longdesc="../v19n4/img/t01120415.jpg"><a name="tabla1"></a></p>     
<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Como resultado de  la puntuaci&oacute;n de este sistema, todos aquellos enfermos con puntuaci&oacute;n menor a  cuatro puntos es tratado de manera conservadora y los enfermos con puntuaci&oacute;n  de cinco son operados, la contradicci&oacute;n fundamental surge cuando el paciente  tiene una puntuaci&oacute;n de cuatro, situaci&oacute;n que por lo general ocurre en  pacientes con FC por compresi&oacute;n vertical o axial. <sup>26-28</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">De all&iacute; que todo el  inter&eacute;s en este caso recae sobre la integridad del complejo ligamentoso  posterior, ya que si la ruptura es indeterminada el valor es de dos puntos,  pero si est&aacute; confirmada es de tres. <sup>29-31</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Existen elementos  cl&iacute;nicos e imaginol&oacute;gicos que ayudan en determinar esta situaci&oacute;n, desde el  punto de vista cl&iacute;nico en caso de ruptura de este complejo ligamentoso se puede  detectar dolor en la zona afectada de la columna, escalones &oacute;seos y edema. <sup>32-34</sup>  La imaginolog&iacute;a por su parte aporta elementos que hacen sospechar esta  lesi&oacute;n, como es el caso de fracturas horizontales a trav&eacute;s de los elementos  posteriores, aumento del espacio entre las caras articulares y ped&iacute;culos y la  imagen de resonancia magn&eacute;tica, que define la integridad de esta estructura  anat&oacute;mica. <sup>35-37</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Joaquim AF, et al, <sup>38</sup>  considera la escala de severidad de las fracturas del segmento lumbosacro como  no &uacute;til, para pacientes con FC por compresi&oacute;n axial.</font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Cifosis: </b>los  grados de cifosis son considerados por algunos autores como determinantes en la  selecci&oacute;n del tratamiento quir&uacute;rgico en pacientes con FC por compresi&oacute;n axial,  en especial en enfermos con m&aacute;s de 30 grados y en aquellos con disminuci&oacute;n de la  altura mayor del cuerpo vertebral mayor al 50 %. Sin embargo, este par&aacute;metro  por s&iacute; solo, sugiere la ruptura asociada del complejo ligamentoso posterior. Los  grados de cifosis por s&iacute; solo, no justifican la intervenci&oacute;n quir&uacute;rgica en  estos enfermos, ya que los resultados de ambas formas de tratamiento basados en  los grados de cifosis son muy similares. <sup>39-41</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Usurpaci&oacute;n  del cana medular: </b>la usurpaci&oacute;n del canal medular mayor a un  50 % ha sido considerada por algunos autores <sup>42, 43 </sup> como una  indicaci&oacute;n quir&uacute;rgica, sin embargo, este concepto no es aplicable para  pacientes sin lesi&oacute;n neurol&oacute;gica, en especial en pacientes con fracturas ostopor&oacute;ticas.  <sup>42-44</sup> Se ha demostrado que pacientes con usurpaci&oacute;n de canal mayor  al 50 % sin compromiso neurol&oacute;gico, son capaces de tener un proceso de  remodelaci&oacute;n del canal sin complicaciones posteriores, de all&iacute; que este  par&aacute;metros por s&iacute; solo no determina la indicaci&oacute;n del tratamiento quir&uacute;rgico. <sup>45-47</sup></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">A continuaci&oacute;n se  muestra el tipo de tratamiento seleccionado por varios autores en pacientes con  FC por compresi&oacute;n axial (<a href="#tabla2">tabla 2</a>). <sup>48-50</sup></font></p>     ]]></body>
<body><![CDATA[<p align="center"><img src="/img/revistas/amc/v19n4/t02120415.jpg" alt="tabla 2" width="602" height="404" longdesc="../img/t02120415.jpg"><a name="tabla2"></a></p>     
<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Al analizar este  cuadro se observa que todos los autores coinciden en que los pacientes con FC  por compresi&oacute;n axial y lesi&oacute;n neurol&oacute;gica parcial o total, deben ser tratados de  manera quir&uacute;rgica, ocurre lo mismo cuando se trata de los grados de cifosis y  usurpaci&oacute;n del canal medular. <sup>51, 52 </sup></font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>CONCLUSIONES</b></font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las FC por compresi&oacute;n  axial sin lesi&oacute;n neurol&oacute;gica son tratadas de manera conservadora por la mayor&iacute;a  de los autores en la actualidad, el tratamiento quir&uacute;rgico no ofrece ventajas  sobre el conservador en estos casos, por lo contrario aumenta la estad&iacute;a  hospitalaria, el &iacute;ndice de complicaciones en especial las transoperatorias y el  costo para el enfermo.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>REFERENCIA  BIBLIOGR&Aacute;FICAS</b></font></p>     <!-- ref --><p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">1. 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J Orthop Surg Res. 2014 Nov 13;9(1):105.    </font></p>     <p align="justify">&nbsp;</p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Recibido: 1ro de abril de 2015</font></p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Aprobado: 20 de mayo de 2015</font></p>     <p align="justify">&nbsp;</p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><i>Dr. C. Alejandro &Aacute;lvarez  L&oacute;pez.</i> Especialista  de segundo grado en Ortopedia y Traumatolog&iacute;a. Profesor titular. Hospital  Universitario Manuel Ascunce Domenech. Investigador agregado del CITMA. M&aacute;ster  en Urgencias M&eacute;dicas. Doctor en Ciencias M&eacute;dicas. Camag&uuml;ey, Cuba. E-mail:    <br>     <a href="markup/yenima@finlay.cmw.sld.cu" target="_blank">yenima@finlay.cmw.sld.cu</a></font></p>      ]]></body><back>
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