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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Cardiología</topic></authority><related type="narrower"><topic>Cardiología geriátrica</topic></related><related type="narrower"><topic>Cardiología intervencionista</topic></related><related type="narrower"><topic>Cardiología pediátrica</topic></related><related type="narrower"><topic>Cardiología veterinaria</topic></related><related type="narrower"><topic>Electrocardiografía</topic></related><related type="other"><topic>Aparato circulatorio</topic></related><related type="other"><topic>Isotopos radiactivos en cardiología</topic></related><related type="other"><topic>Ecocardiografía</topic></related><related type="other"><topic>Farmacología cardiovascular</topic></related><related type="other"><topic>Corazón</topic></related><related type="other"><topic>Enfermería cardiovascular</topic></related><related type="other"><topic>Medicina interna</topic></related><related type="other"><topic>Angiografía</topic></related></mads>