<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31387586</termId><termName>dental impression trays</termName><termType>PT</termType><termNote><![CDATA[ In the context of dentistry, tools for making an impression of the upper and lower jaw in preparation for a plaster mold. ]]></termNote><termCreatedDate>2026-03-30 20:44:30</termCreatedDate><relation><relationType>UF</relationType><termId>31482746</termId><termName>dental impression tray</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31353455</termId><termName>dental instruments</termName><termType>PT</termType></relation></term>  </Zthes>