<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31393122</termId><termName>obstetrical chains</termName><termType>PT</termType><termCreatedDate>2026-03-30 20:45:42</termCreatedDate><relation><relationType>UF</relationType><termId>31393123</termId><termName>obstetrical chain</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31354455</termId><termName>temporary alphabetical list: animal equipment</termName><termType>PT</termType></relation></term>  </Zthes>