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.
Bülent KAYAHAN, Ender ALTINTOPRAK, Sürel KARABİLGİN, Özgür ÖZTÜRK
(Alpha Psychiatry 2003; 4: 208-219)