201
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Published in 2013
Repository
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by Mazón, Nelson; Peralta I., Eduardo; Murillo I., Angel; Falconí-Castillo, Esteban; Monar B., Carlos; Subía G., Cristian; Estrella Sandoval, Ana Paola; Pinzón Z., José
Published in 2007
Repository
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Published in 2005
Repository
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by Potosí Argoti, Byron Fernando; Montesdeoca, Fabián; Andrade-Piedra, Jorge; Paucar, Betty; Alvarado Ochoa, Soraya Patricia
Published in 2010
Repository
213
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Published in 2008
Repository
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by Delgado Cerón, Amanda Janeth; Suquillo, Jovanny; Sevillano, Carlos; Rodríguez I., Luis F.; Alvarado Ochoa, Soraya Patricia
Published in 2013
Repository
220