A Quasi-Experimental Study to Assess the Effectiveness of Self-Care Measures on Pulmonary Functions among Petrol Pump Workers at Selected Petrol Pumps, Muzaffarnagar. ijop [Internet]. 2023 Jul. 26 [cited 2026 May 17];11(2):1-9. Available from: https://mail.ijop.net/index.php/ijop/article/view/3407