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Enlaces:[1] mailto:lrosarioc@infomed.sld.cu [2] https://rpcec.sld.cu/sites/default/files/CIGB-300.docx [3] mailto:idania.baladron@cigb.edu.cu [4] mailto:silvio.perea@cigb.edu.cu [5] https://rpcec.sld.cu/trials/RPCEC00000317-En