Editorial Team
Editor in Chief
Ruben A ANANIAS, Chile
Advisory Editorial Council
Dr. Aldo BALLERINI ARROYO, Chile
Dra. Cecilia BUSTOS AVILA, Chile
Dr. William GACITUA ESCOBAR, Chile
Dr. José NAVARRETE ARAYA, Chile
Dr. Gerson ROJAS ESPINOZA, Chile
Dr. Mario RAMOS MALDONADO, Chile
Scientific Editorial Committee
Dr. Alfredo AGUILERA LEON, Chile
Prof. Stavros AVRAMIDIS, Canada
Prof. Frank BEALL, United States
Dr. Alejandro BOZO GONZALEZ, Chile
Prof. Alain CLOUTIER, Canada
Dr. Lloyd DONALDSON, New Zealand
Dr. Diego ELUSTONDO, Sweden
Dra. Eva HERMOSO PRIETO, Spain
Prof. Roger HERNÁNDEZ, Canada
Dr. Callum HILL, United Kingdom
Dr. Daniel HINDMAN, United States
Dr. Pascal KAMDEM, United States
Prof. Roger B. KEEY, New Zealand
Prof. Armando MCDONALD, United States
Prof. Thomas MANNES, United States
Dr. Regis MENDONCA, Chile
Prof. Jeff MORRELL, United States
Dr. Roger MOYA ROQUE, Costa Rica
Dr. Rodolfo NEUMANN, Chile
Prof. Shusheng PANG, New Zealand
Dr. Miguel PEREIRA SOTO, Chile
Prof. Patrick PERRÉ, France
Dr. Juan Carlos PITER, Argentina
Prof. Antonio PIZZI, France
Prof. Guillermo RIESCO MUÑOZ, Spain
Dr. Howard ROSEN, United States
Dr. Sabine ROSNER, Austria
Prof. Olaf SCHMIDT, Germany
Prof. Luis VALENZUELA HURTADO, Chile
Prof. Andrés WEINTRAUB, Chile
Technical Editor
Linette SALVO SEPULVEDA, M.Sc., Chile
Correction and English Translation
Jania BASTIAS DELGADO, Chile
Digital Manager
Victor SEPULVEDA, M.Sc., Universidad del Bio-Bio, Chile