[1] Dr Abdurrahman Yurtaslan Oncol Res & Training Hosp, Dept Psychiat, Ankara, Turkey
[2] Afyonkarahisar State Hosp, Psychiat Clin, Afyon, Turkey
[3] Univ Hlth Sci, Abdurrahman Yurtaslan Oncol Res & Training Hosp, Dept Nucl Med, Ankara, Turkey
[4] Ankara Yildirim Beyazit Univ, Dept Psychiat, Med Fac, Ankara, Turkey
[5] Izmir Buca Seyfi Demirsoy Res & Training Hosp, Psychiat Clin, Izmir, Turkey
[6] Ahmet Andicen Onkol Hastanesi, Mahmut Esat Bozkurt Cad 2 Psikiyat Klin, TR-06640 Ankara, Turkey