<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Boca</topic></authority><related type="narrower"><topic>Dientes</topic></related><related type="narrower"><topic>Labios</topic></related><related type="narrower"><topic>Mucosa oral</topic></related><related type="other"><topic>Lengua</topic></related><related type="other"><topic>Estomatología</topic></related><related type="other"><topic>Glándulas salivares</topic></related><related type="other"><topic>Saliva</topic></related><related type="broader"><topic>Aparato digestivo</topic></related><related type="broader"><topic>Aparato respiratorio</topic></related><related type="broader"><topic>Cara</topic></related></mads>