<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>61216</termId><termName>Hepatitis associated antigen</termName><termType>TT</termType><termLanguage>en</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Hepatitis associated antigen</termSortkey><termCreatedDate>Hepatitis associated antigen</termCreatedDate></term>  </Zthes>