by Bisen and Deshpande.
by Eren et al.
by Akgül.
by Hesapcioglu and Yesilova.
by Gündogmus et al.
Kilicel et al.
Kursuncu and Bastemur.
by Pehlivan et al.
by Ghiasee and Sagsan
by Akcay et al.
Faruk UĞUZ, Rüstem AŞKIN, Ali ÇİLLİ
(Alpha Psychiatry 2006; 7: 5-12)