Ahmed, Shahriar, Qazi Shamima Akter, Rumana Ahmed, Tasrina Rabia Choudhury, Farhana Kabir, and Sabrina Fahmida Azim. “ FEV1/FVC% and Serum Lead Level of the Traffic Policemen in Dhaka City”. Journal of Bangladesh Society of Physiologist 13, no. 1 (August 23, 2018): 13–16. Accessed July 17, 2024. https://banglajol.info/index.php/JBSP/article/view/37843.