ASIKA, S.; SUGANTHI, S. A Study on Mathematical Analysis of Chronic Obstructive Pulmonary Disease (COPD) Patients Using Statistics. International Journal of Research in Engineering, Science and Management, [S. l.], v. 5, n. 3, p. 5–8, 2022. Disponível em: https://journal.ijresm.com/index.php/ijresm/article/view/1808.. Acesso em: 22 jul. 2024.