1
by Amores P., Freddy; Espín, Susana; Armijos Paredes, Ana Isabel; Wakao, Harue; Calderón, Laura; Hollywood, Neil; Ramos Carranza, Gladys; Buttler, David; Van Loo, Robert
Published in 2002
Repository
2
Published in 2013
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3
4
Published in 2004
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5
6
7
by Brito Grandes, Beatriz; Espín, Susana; Vásquez C., Wilson; Viteri D., Pablo; López Jaramillo, Alda Priscila; Jara Córdova, Johanna Ximena
Published in 2012
Repository
8
Published in 2016
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9
10
Published in 1988
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11
Published in 1994
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12
13
Published in 2002
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14
by Brito Grandes, Beatriz; Vaillant, Fabrice; Espín, Susana; Lara, Nelly; Valarezo Concha, Manuel Alfonso
Published in 2001
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15
16
Published in 2003
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17
18
Published in 2004
Repository
20
Published in 2014
Repository