Assessment of hierarchical factor structure, reliability and validity of penn state worry questionnaire turkish version
Murat Boysan, Sıddık Keskin, Lütfullah Beşiroğlu
( Psychiatry and Clinical Psychopharmacology 2008; 18: 174-182)
Murat Boysan, Sıddık Keskin, Lütfullah Beşiroğlu
( Psychiatry and Clinical Psychopharmacology 2008; 18: 174-182)