<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>17995</termId><termName>έλεγχος λοιμών</termName><termType>PT</termType><termCreatedDate>0000-00-00 00:00:00</termCreatedDate><relation><relationType>BT</relationType><termId>18005</termId><termName>δημόσια υγεία</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>18031</termId><termName>αντισηψία</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>16157</termId><termName>απομόνωση</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>16425</termId><termName>αποστείρωση</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>17848</termId><termName>λοίμωξη</termName><termType>PT</termType></relation></term>  </Zthes>