Dr. Barrios is Adjunct Assistant Professor of the William Harrington Latin American Program of the University of Miami School of Medicine. He is Director and Principal Investigator of the Oncology Research Center at Hospital São Lucas, PUCRS since 1996, where he has participated in over 250 clinical research trials over the last few years. He is Director of Clinical Research and Oncologist of the Oncoclínicas Group in Porto Alegre.
He is cofounder and current Director of LACOG (Grupo Latino Americano de Investigación Clínica en Oncologia – Latin American Clinical Oncology Research Group).
His clinical work is concentrated in the areas of Breast and Lung Cancer. Has participated in innumerous clinical research projects and has numerous abstract presentations and scientific peer reviewed publications.
He is member of a number of professional and research organizations, such as ASCO (American Society of Clinical Oncology), ESMO (European Society of Medical Oncology), etc.