List of Articles Obsessive Compulsive Disorders Open Access Article Abstract Page Full-Text 1 - Etiology of Trichotillomania in Monozygotic and Dizygotic Twins (An integrated Genetic, Environmental and Behavioral Model) kazem khorramdel Usha Brahmand Abbas Abolghasemi soode dashtiane shiva zare 10.30486/jsrp.2022.1968720.3630