MUSHTAQ, S. .; NASEEM, K. .; NISAR, S. .; NASREEN, M. .; ZAFAR, I. . Clinical and Radiographic Spectrum of Influenza A (H1N1) Infection and Its Association with Disease Severity. Pakistan Journal of Chest Medicine, [S. l.], v. 29, n. 4, p. 526–532, 2023. Disponível em: http://www.pjcm.net/index.php/pjcm/article/view/726. Acesso em: 21 apr. 2026.