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This report describes the general characteristics, objectives, and organizational aspects of the registries of minority respiratory diseases included in the National Registry of Rare Diseases of the Research Institute for Rare Diseases (ISCIII), in order to publicize their existence and encourage the participation of professionals. Information is collected(More)
This paper presents a medium scale prototype of a system to store the excess energy present in a DC electrical system, based on Ultra-capacitors and driven by a DC-to-DC converter. The prototype is first intended for research and pedagogic proposes, and second as a voltage stabilization system in Medellin's Metropolitan Train System where it is being(More)
This report describes the general characteristics, objectives, and organizational aspects of the registries of minority respiratory diseases included in the National Registry of Rare Diseases of the Research Institute for Rare Diseases (ISCIII), in order to publicize their existence and encourage the participation of professionals. Information is collected(More)
The considerable progress made in biomedical research in the last century has changed our perception of diseases. As we have come to understand their pathophysiological mechanisms, we have developed more effective ways to combat diseases and many can now be totally or partially cured. As a result, most inhabitants of Western societies have gradually(More)
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