R. Tükel

Subtyping of panic disorder patients with bradycardia

E. Kiziltan, T. Demir, D. Demir, 2001, European Psychiatry.

The clinical impact of mood disorder comorbidity on obsessive–compulsive disorder

A. Koyuncu, R. Tükel, H. Meteris, 2006, European Archives of Psychiatry and Clinical Neuroscience.

Clinical features and co-morbidity of social phobics in Turkey

E. Kiziltan, T. Demir, D. Demir, 2001, European Psychiatry.