Impact of environmental pollution on carboxyhemoglobin levels among smoking and non-smoking motorcycle taxi drivers . Bioscience Journal [online], 2018. [online], vol. 34, no. 2, pp. 477–485. [Accessed22 April 2025]. DOI 10.14393/BJ-v34n2a2018-39431. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/39431.