<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>17924</termId><termName>Sarcoma 180</termName><termType>PT</termType><termCreatedDate>2014-09-15 20:03:37</termCreatedDate><relation><relationType>UF</relationType><termId>17925</termId><termName>Sarcoma 180, Crocker</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>17926</termId><termName>Sarcoma experimental 180</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>17922</termId><termName>Sarcoma</termName><termType>PT</termType></relation></term>  </Zthes>