Iván Barrios, PhD, is affiliated with the School of Health Sciences at Universidad Sudamericana in Pedro Juan Caballero, Paraguay, and the Department of Biostatistics at the School of Medical Sciences, Santa Rosa del Aguaray Branch, Universidad Nacional de Asunción. His publications from 2022 to 2025 focus on addiction, specifically addressing clinical issues related to delusional infestation and substance use disorders. He has collaborated frequently with Julio Torales, Marcelo O’Higgins, Osvaldo Melgarejo, Antonio Ventriglio, and Diana Kunihiro.
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