TY - RPRT TI - Modeling hidden cognitive states reveals acute and chronic effects of fentanyl on decision-making AU - Zhang, Z. AU - Janak, P. H. AU - Garr, E. PY - 2025 DO - 10.1101/2025.08.04.668448 UR - https://www.biorxiv.org/content/10.1101/2025.08.04.668448v1 ID - 10.1101/2025.08.04.668448 ER -