Shafi Muhammad khuhawar, Jagdesh Kumar, Bashir Ahmed Chandio, and Khalil Ahmed Sanghro, “EFFECT OF BIOMASS FUEL EXPOSURE ON LUNG FUNCTION IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE”, J Popl Ther Clin Pharmacol, vol. 30, no. 8, pp. 589–593, Aug. 2023, doi: 10.53555/jptcp.v30i8.5143.