<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31304281</termId><termName>mass treatment</termName><termType>PT</termType><termNote><![CDATA[ Treatment of items with similar preservation/conservation problems using standardized materials and techniques. ]]></termNote><termCreatedDate>2026-03-30 20:21:50</termCreatedDate><relation><relationType>UF</relationType><termId>31304282</termId><termName>batch treatment</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304283</termId><termName>bulk treatment</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298642</termId><termName>restorative processes and techniques</termName><termType>PT</termType></relation></term>  </Zthes>