M. Zohal, L. Mohammadi, F. Shamloo, A. Javadi, and Z. Yazdi, “Prevalence and Associated Depression Risk Factors in Patients with Chronic Obstructive Pulmonary Disease in Qazvin, Iran (2014)”, Eur J Ther, vol. 25, no. 3, pp. 159–163, Apr. 2023.