GAUTAM, A. K.; KUMAR, A.; GUPTA, A. K.; KUSHWAHA, B. K.; YADAV, P.; PANDEY, A. K. Assessment of depression among chronic obstructive pulmonary disease (COPD) patients at rural tertiary care centre of Northern India. International Journal of Research in Medical Sciences, [S. l.], v. 5, n. 9, p. 4017–4020, 2017. DOI: 10.18203/2320-6012.ijrms20173974. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/3699. Acesso em: 26 may. 2026.