TY - JOUR TI - Is headache only headache? Comorbidity of headaches and mental disorders AU - Akyildiz, K. AU - Sercan, M. AU - Yildiz, N. AU - Cevik, A. AU - Kiyan, A. JO - Dusunen Adam Journal of Psychiatry and Neurological Sciences PY - 2015 VL - 28 SP - 34 EP - 46 DO - 10.5350/DAJPN2015280104 ER -