JANGDA, I.; GAUHAR AFSHAN. Preoxygenation in surgical patients undergoing general anaesthesia – A cross sectional survey. Journal of the Pakistan Medical Association, [S. l.], v. 75, n. 10, p. 1522–1526, 2025. DOI: 10.47391/JPMA.10467. Disponível em: https://jpma.org.pk/index.php/public_html/article/view/10467. Acesso em: 2 jul. 2026.