<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>2628</termId><termName>Régimen de seguridad social voluntario</termName><termType>PT</termType><termLanguage>es</termLanguage><termVocabulary>Tesauro</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Régimen de seguridad social voluntario</termSortkey><termNote label="Registro Aleph"><![CDATA[ 779 ]]></termNote><termCreatedDate>Régimen de seguridad social voluntario</termCreatedDate><relation><relationType>BT</relationType><termId>5205</termId><termName>Derecho de la seguridad social</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>2627</termId><termName>Aportación voluntaria</termName><termType>PT</termType></relation></term>  </Zthes>