MAURO RUBEN CUSHPA GUAMAN
UNIVERSIDAD NACIONAL DE CHIMBORAZO
KATHERINE BELTRAN
UNIVERSIDAD CENTRAL DEL ECUADOR
MONICA ALEXANDRA CAIZA ASITIMBAY
UNIVERSIDAD NACIONAL DE CHIMBORAZO
ELIDETH IÑIGUEZ
INSTITUTE FOR SOCIAL SECURITY AND SERVICES FOR STATE WORKERS
MIGUEL ROMO
MEXICAN INSTITUTE OF SOCIAL SECURITY