FEV1 % and FEV1/FVC % in smokers with special reference to Chronic Obstructive Pulmonary Diseases. International Journal of Biomedical Research, [S. l.], v. 3, n. 10, p. 405–408, 2012. DOI: 10.7439/ijbr.v3i10.776. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/776.. Acesso em: 18 oct. 2024.