<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>52028</termId><termName>Alzheimer&apos;s disease</termName><termType>TT</termType><termLanguage>en</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Alzheimer&apos;s disease</termSortkey><termCreatedDate>Alzheimer&apos;s disease</termCreatedDate></term>  </Zthes>