<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>22863</termId><termName>VASOCONSTRICTORES</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>VASOCONSTRICTORES</termSortkey><termCreatedDate>VASOCONSTRICTORES</termCreatedDate><termModifiedDate>2025-02-21 17:11:47</termModifiedDate><relation><relationType>BT</relationType><termId>4845</termId><termName>AGENTES CARDIOVASCULARES</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>22850</termId><termName>EFEDRINA</termName><termType>PT</termType></relation></term>  </Zthes>