<?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://www.serbi.ula.ve/tematres/vocab/">COLUMNA VERTEBRAL</topic></authority><related type="narrower"><topic>COXIS</topic></related><related type="narrower"><topic>DISCO INTERVERTEBRAL</topic></related><related type="narrower"><topic>VERTEBRAS LUMBARES</topic></related><related type="other"><topic>LAMINECTOMIA</topic></related><related type="broader"><topic>ESQUELETO</topic></related><related type="broader"><topic>HUESOS</topic></related><variant type="other"><topic>Columna espinal</topic></variant><variant type="other"><topic>Espina dorsal</topic></variant><variant type="other"><topic>Raquis</topic></variant></mads>