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mads.xsd"><authority><topic authority="http://medical-terms.tematres.dev.ekt.gr/vocab">anatomy</topic></authority><related type="narrower"><topic>animal structures</topic></related><related type="narrower"><topic>body parts</topic></related><related type="narrower"><topic>cardiovascular system</topic></related><related type="narrower"><topic>cells</topic></related><related type="narrower"><topic>digestive system</topic></related><related type="narrower"><topic>endocrine system</topic></related><related type="narrower"><topic>fluids and secretions</topic></related><related type="narrower"><topic>hair</topic></related><related type="narrower"><topic>human embryo</topic></related><related type="narrower"><topic>immune system</topic></related><related type="narrower"><topic>musculoskeletal system</topic></related><related type="narrower"><topic>nails</topic></related><related type="narrower"><topic>nervous system</topic></related><related type="narrower"><topic>respiratory system</topic></related><related type="narrower"><topic>skin</topic></related><related type="narrower"><topic>tissues</topic></related><related type="narrower"><topic>urogenital system</topic></related><related type="broader"><topic>biological sciences</topic></related></mads>