Relationship of Knowledge on Respiratory Disorders with Lung Function in Masons in East Surabaya. J. Trop. Pharm. Chem [Internet]. 2021 Dec. 31 [cited 2025 Sep. 16];5(4):387–395. Available from: https://jtpc.ff.unmul.ac.id/index.php/jtpc/article/view/264