<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>12133</termId><termName>Microscopía electrónica</termName><termType>PT</termType><termCreatedDate>2014-09-15 19:53:04</termCreatedDate><relation><relationType>BT</relationType><termId>12132</termId><termName>Óptica electrónica</termName><termType>PT</termType></relation></term>  </Zthes>