[1] Istanbul Univ, Dept Psychiat, Istanbul Med Fac, TR-34390 Istanbul, Turkey
[2] Bakirkoy State Hosp Psychiat & Neurol, Istanbul, Turkey
[3] Marmara Univ, Dept Psychiat, Fac Med, Istanbul, Turkey
[4] Oncol Hosp, Ankara, Turkey
[5] Eylul Univ, Sch Nursing, Izmir, Turkey
[6] Kocaeli Univ, Dept Psychiat, Kocaeli Fac Med, Kocaeli, Turkey
[7] Univ Geneva, Dept Psychiat, Geneva, Switzerland