<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>3157</termId><termName>Ácido ribonucléico</termName><termType>TT</termType><termCreatedDate>2012-03-13 12:10:37</termCreatedDate></term>  </Zthes>