Design and Evaluation of a Culturally Adapted Multimodal Virtual Agent for PTSD Screening. - Cengiz Özel; Waleed Nadeem; Samuel Potter; Yahya Bokhari; Bdour Alwuqaysi; Wejdan Alotaibi; Rahaf Fahad Alnufaie; Sabri Boughorbel; Abdulrhman Aljouie; Rakan Altasan; Ehsan Hoque 001 (CoRR, 2026)