<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>28491</termId><termName>Activadores inmunológicos</termName><termType>TT</termType><termCreatedDate>2014-09-15 20:27:18</termCreatedDate></term>  </Zthes>