Functional neurological symptoms and their correlates across four Asian samples: Should they be classified as a dissociative disorder? - Chan TL; Siu VYT; Huang SY; Lian AEZ; Reyes MES; Derin G; Akiş AD; Zatopek A; Lam SKK; Bengwasan PD; Fung HW (Asian journal of psychiatry, 2026)