AZAM, F.; ROSHAN, A.; SIDDIQUI, L. Pulse oximeter and different skin tones in Pakistan. Journal of the Pakistan Medical Association, [S. l.], v. 73, n. 7, p. 1563–1563, 2023. DOI: 10.47391/JPMA.7899. Disponível em: https://jpma.org.pk/index.php/public_html/article/view/7899. Acesso em: 3 may. 2026.