https://www.epistemesocial.org/wp-content/uploads/Portada_mexic.jpg1266892Nicolás Elías Piñeiro Lópezhttps://www.epistemesocial.org/wp-content/uploads/Episteme_negativo.svgNicolás Elías Piñeiro López2025-12-15 16:39:552025-12-15 17:09:35Person-centered, evidence-based treatment guide for fentanyl and methamphetamine use disorders in Mexico