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22by Efraín Álvarez Martínez, Xiomara Botero Ramírez, Carlos Martín Ardila MedinaGet full text
Published 2013-01-01
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31by Carlos Martín Ardila Medina, Isabel Cristina Guzmán Zuluaga, María Patricia Arbeláez MontoyaGet full text
Published 2009-11-01
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40by Yenith Patricia Roa Cuesta, Julio Cesar Plata González, Isabel Cristina Correa Muñoz, Martha Liliana Araque Sánchez, Olga Patricia Córdoba Hurtado, Carlos Martín ArdilaGet full text
Published 2012-01-01
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