<?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/">Sistema nervioso-Degeneración</topic></authority><related type="other"><topic>Sistema nervioso-Regeneración</topic></related><variant type="other"><topic>Trastornos neurodegenerativos</topic></variant><variant type="other"><topic>Degeneración nerviosa</topic></variant><variant type="other"><topic>Enfermedades neurodegenerativas</topic></variant><variant type="other"><topic>Neuronas-Degeneración</topic></variant><variant type="other"><topic>Degeneración neuronal</topic></variant></mads>