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1Article of journalPor Aparicio Zafra, Laura Cristina; Silva Herrera, Clara Bibiana; Uvarova, Elena; Villafrade, Luz Adriana; Ruiz Cediel, María Mercedes; Roa, Luz Marina; Martínez, Adriana; Gómez Gómez, Alfonso; Montoya Puyana, Alberto de JesúsPublished in 2010Repositorio Repositorio UNAB