Bage, R. N., Singh, S. K., Srivastava, A., Manar, M., Kushwaha, S., Swaroop, V. and Rai, A. K. (2023) “Prevalence of chronic obstructive pulmonary disease among non-smokers in rural areas of Lucknow district, Uttar Pradesh, India”, International Journal Of Community Medicine And Public Health, 11(1), pp. 193–202. doi: 10.18203/2394-6040.ijcmph20234125.