List of Articles chronic disease Open Access Article Abstract Page Full-Text 1 - Self-medication practice, its causes and risk factors among people in Tehran, Iran: A descriptive-analytic study Hesam Aldin Varpaei Pariya Onsori Faeze Esmaeili Saba Abachi Mohammad Mahdi Miremami Mohammad Yavari Hosein Esmaeili Amir Mahdi Farahani Pedram Nouroozi Ali Kazemi Open Access Article Abstract Page Full-Text 2 - Modeling and Analysis of the Impact of Cancer Costs on Economic Growth in Iran samira ghanbari Hossein Raghfar Open Access Article Abstract Page Full-Text 3 - Trace Element Imbalance in Patients with Combined Digestive and Renal Pathology Complicated with COVID-19 Olexandr M. Naumenko Valentyna O. Moyseyenko 10.22034/jchr.2021.686477 Open Access Article Abstract Page Full-Text 4 - Investigating the Effectiveness of Mindfulness Therapy on Psychological Well-Being and Reducing Pain Symptoms in Children with Chronic Diseases farangis demehri mahdiyeh azizi reyhane barghoun