KUMAR, A.; SINGH, R. K. Study of TLC, DLC and SpO2 of hemoglobin changes in healthy smokers & non-smokers. International Journal of Health and Clinical Research, [S. l.], v. 3, n. 5, p. 222–226, 2020. Disponível em: https://ijhcr.com/index.php/ijhcr/article/view/490. Acesso em: 25 apr. 2024.