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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">MEDICINA PREVENTIVA</topic></authority><related type="narrower"><topic>BACTERIOLOGÍA</topic></related><related type="narrower"><topic>EVALUACIÓN DE RIESGOS DE SALUD</topic></related><related type="narrower"><topic>HIGIENE</topic></related><related type="narrower"><topic>INMUNIDAD</topic></related><related type="narrower"><topic>SALUD PUBLICA</topic></related><related type="narrower"><topic>Sueroterapia</topic></related><related type="narrower"><topic>VACUNACION</topic></related><related type="other"><topic>SERVICIOS DE SALUD PREVENTIVA</topic></related><related type="broader"><topic>PATOLOGIA</topic></related><related type="broader"><topic>SALUD PUBLICA</topic></related><related type="broader"><topic>INMUNOQUIMICA</topic></related><related type="broader"><topic>MEDICINA ESTATAL</topic></related></mads>