<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31358744</termId><termName>mouth masks</termName><termType>PT</termType><termNote><![CDATA[ Masks worn over the mouth and sometimes the nose. ]]></termNote><termCreatedDate>2026-03-30 20:36:46</termCreatedDate><relation><relationType>UF</relationType><termId>31358745</termId><termName>masks, mouth</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31358746</termId><termName>mouth mask</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31325973</termId><termName>masks</termName><termType>PT</termType></relation></term>  </Zthes>