21
by Paucar, Betty; Gallegos, Patricio; Nieto C., Carlos; Córdova, Juan J.; Rodríguez I., Luis F.; Ochoa L., José; Williams, Roger
Published in 2000
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22
Published in 2002
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23
24
25
26
Published in 2000
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27
by Ochoa L., José; Gallegos, Patricio; Asaquibay, César; Insuasti, María Luisa; Galarza, V.; Jaramillo, A.; Vizuete, B.; Viera, William; Viteri, J.; Williams, Roger; Carrasco, I.; Martínez, Aníbal; Ayala, G.
Published in 2001
Repository
28
Published in 2010
Repository
29
Published in 1999
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30
Published in 2002
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31
32
Published in 2012
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33
34
35
36
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40
by Oyarzún, Pedro J.; Gallegos, Patricio; Asaquibay, César; Forbes, Gregory; Ochoa L., José; Paucar, Betty; Prado, Marcelo; Revelo, Jorge; Sherwood, Stephen; Yumisaca, Fausto
Published in 2002
Repository