<?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/">Derechos sociales y económicos</topic></authority><related type="narrower"><topic>Libertad de enseñanza</topic></related><related type="narrower"><topic>Derecho a la educación</topic></related><related type="narrower"><topic>Derecho a la salud</topic></related><related type="other"><topic>Seguridad social</topic></related><related type="other"><topic>Bienestar social</topic></related><related type="other"><topic>Servicios sociales</topic></related><related type="other"><topic>Política social</topic></related><related type="other"><topic>Justicia social</topic></related><related type="broader"><topic>Derechos políticos y civiles</topic></related><variant type="other"><topic>Derechos económicos y sociales</topic></variant></mads>