Warning: XSLTProcessor::transformToXml() [xsltprocessor.transformtoxml]: I/O warning : failed to load external entity "file:////srv/scielo/www/bases/xml/vac/v33/1025-0298-vac-33-e023324.xml" in /srv-new/scielo/www/htdocs/class.XSLTransformerPHP5.php on line 36 Efficacy of current vaccines against recently isolated foot and mouth disease virus type A South America (Venezuela) in Egypt 2022