<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>19504</termId><termName>dental health education</termName><termType>PT</termType><termCreatedDate>0000-00-00 00:00:00</termCreatedDate><relation><relationType>BT</relationType><termId>19147</termId><termName>health education</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>18861</termId><termName>tooth</termName><termType>PT</termType></relation></term>  </Zthes>