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1by Vargas-Villamil,Luis, Ku-Vera,Juan, Vargas-Villamil,Felipe, Medina-Peralta,Salvador
Published 2004Digital revistaSCIELO -
2by Vargas-Villamil,Luis, Ku-Vera,Juan, Vargas-Villamil,Felipe, Medina-Peralta,Salvador
Published 2005Digital revistaSCIELO -
3by Vargas-Villamil,Luis Manuel, Ku-Vera,Juan Carlos, Vargas-Villamil,Felipe, Medina-Peralta,Salvador, Avila-Vales,Eric José, Aranda-Ibañez,Emilio Manuel, Avendaño-Reyes,Leonel
Published 2013Digital revistaSCIELO