TY - JOUR TI - Sleep as a psychiatric vital sign, not just a symptom AU - Yesilkaya, U.H. AU - Saper, C.B. JO - Dusunen Adam Journal of Psychiatry and Neurological Sciences PY - 2026 VL - 39 SP - 169 EP - 172 DO - 10.14744/DAJPNS.2026.00333 ER -