Mahajan, V., Sareen, H., Kant, S., Bajpai, J., Narain, A., Soni, S. and Kapoor, B. K. (2018) “Prevalence of psychiatric co morbidities in bronchial asthma and chronic obstructive pulmonary disease patients in north Indian population cohort”, International Journal of Research in Medical Sciences, 6(6), pp. 2143–2147. doi: 10.18203/2320-6012.ijrms20182303.