<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>10485</termId><termName>RADICALES LIBRES (QUIMICA)</termName><termType>TT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>RADICALES LIBRES (QUIMICA)</termSortkey><termCreatedDate>RADICALES LIBRES (QUIMICA)</termCreatedDate></term>  </Zthes>