List of Articles دشواری در تنظیم هیجان Open Access Article Abstract Page Full-Text 1 - Prevalence of Premenstrual Dysphoric Symptoms in Iranian Women and its Relationship with Difficulty in Emotional Regulation and Change in the Symptoms during COVID-19 Pandemic Seyedeh Zahra Mousavi Razieh Khorramabadi Open Access Article Abstract Page Full-Text 2 - The Effectiveness of Cognitive-Behavioral Therapy on Difficulties in Emotional Regulation and Cognitive Flexibility in Patients with Obsessive-Compulsive Disorder Farzin Bagheri Sheykhangafshe Maryam Saeedi Vahid Savabi Niri Zahra Nakhostin Asef Zeynab Bourbour Open Access Article Abstract Page Full-Text 3 - Predicting cyber bullying based on dark personality traits, online self-disclosure and difficulty in emotion regulation: a mediating role of self-esteem among students Fateme Tavallaee Marzieh Sadat Sajadinezhad