Development of a Cohesive Predictive Model for Substance Use Disorder Rehabilitation Using Passive Digital Biomarkers, Psychological Assessments, and Automated Facial Emotion Recognition: Protocol for a Prospective Cohort Study - Andrea P Garzón-Partida; Kimberly Magaña-Plascencia; Diana Emilia Martínez-Fernández; Joaquín García-Estrada; Sonia Luquin; David Fernández-Quezada (JMIR Research Protocols, 2025)