LINDRA, D. A.; SAVIRA; MUKHTAR, D. .; UMNIYATI, H.; PURWANINGSIH, E. .; UTOMO, A. R. H. .; YUNUS, F. . Optimal Finger Selection for Perfusion Index Measurement in Patients with Stable Chronic Obstructive Pulmonary Disease. Pakistan Journal of Chest Medicine, [S. l.], v. 32, n. 3, p. 197–202, 2026. Disponível em: https://mail.pjcm.net/index.php/pjcm/article/view/1110. Acesso em: 10 oct. 2026.