Warning: XSLTProcessor::transformToXml() [xsltprocessor.transformtoxml]: I/O warning : failed to load external entity "file:////srv/scielo/www/bases/xml/aacc/v13n4/2304-0106-aacc-13-04-e1512.xml" in /srv-new/scielo/www/htdocs/class.XSLTransformerPHP5.php on line 36 Evaluación preclínica y clínica de SOBERANA® 01. Candidato vacunal contra la COVID-19