<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>55903</termId><termName>ESTRES OXIDATIVO</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>ESTRES OXIDATIVO</termSortkey><termNote label="Cota LC"><![CDATA[ <p><a href="http://www.loc.gov/aba/publications/FreeLCC/R-text.pdf" target="_blank">[RB170]</a></p> ]]></termNote><termCreatedDate>ESTRES OXIDATIVO</termCreatedDate><relation><relationType>BT</relationType><termId>46932</termId><termName>REACCION DE OXIDO-REDUCCION</termName><termType>PT</termType></relation></term>  </Zthes>