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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">COLINA (QUIMICA)</topic></authority><related type="narrower"><topic>ACETILCOLINA</topic></related><related type="narrower"><topic>Citidina difosfato colina</topic></related><related type="other"><topic>FOSFOLIPIDOS</topic></related><related type="broader"><topic>COMPLEJO VITAMINICO B</topic></related><related type="broader"><topic>AMINAS BIOGENICAS</topic></related><variant type="other"><topic>Bursina</topic></variant><variant type="other"><topic>Fagina</topic></variant><variant type="other"><topic>Vidina</topic></variant></mads>