Prevalence of Beta-Lactamase Producers in ICUs of a Tertiary Care Teaching Hospital of North India. Global Journal of Medical Research, [S. l.], v. 15, n. C3, p. 33–37, 2015. Disponível em: https://medicalresearchjournal.org/index.php/GJMR/article/view/943. Acesso em: 13 aug. 2026.